20189703807

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2843}}^1$

素因数の和:2934

約数の個数: 144

約数和(自身を含む): 38971445760

約数和(自身を除く): 18781741953

約数列:

[1, 3, 7, 9, 13, 21, 23, 29, 39, 63, 69, 87, 91, 117, 161, 169, 203, 207, 261, 273, 299, 377, 483, 507, 609, 667, 819, 897, 1131, 1183, 1449, 1521, 1827, 2001, 2093, 2639, 2691, 2843, 3393, 3549, 3887, 4669, 4901, 6003, 6279, 7917, 8529, 8671, 10647, 11661, 14007, 14703, 18837, 19901, 23751, 25587, 26013, 27209, 34307, 34983, 36959, 42021, 44109, 59703, 60697, 65389, 78039, 81627, 82447, 102921, 110877, 112723, 179109, 182091, 196167, 244881, 247341, 258713, 308763, 332631, 338169, 457723, 480467, 546273, 577129, 588501, 742023, 776139, 789061, 850057, 1014507, 1071811, 1373169, 1441401, 1731387, 1896281, 2328417, 2367183, 2550171, 3215433, 3363269, 4119507, 4324203, 5194161, 5688843, 5950399, 7101549, 7502677, 7650513, 9646299, 10089807, 11050741, 13273967, 13933543, 17066529, 17851197, 22508031, 24651653, 30269421, 33152223, 39821901, 41800629, 53553591, 67524093, 73954959, 77355187, 97534801, 99456669, 119465703, 125401887, 172561571, 221864877, 232065561, 292604403, 320471489, 517684713, 696196683, 877813209, 961414467, 1553054139, 2243300423, 2884243401, 6729901269, 20189703807]

約数ペア:

[(1, 20189703807), (3, 6729901269), (7, 2884243401), (9, 2243300423), (13, 1553054139), (21, 961414467), (23, 877813209), (29, 696196683), (39, 517684713), (63, 320471489), (69, 292604403), (87, 232065561), (91, 221864877), (117, 172561571), (161, 125401887), (169, 119465703), (203, 99456669), (207, 97534801), (261, 77355187), (273, 73954959), (299, 67524093), (377, 53553591), (483, 41800629), (507, 39821901), (609, 33152223), (667, 30269421), (819, 24651653), (897, 22508031), (1131, 17851197), (1183, 17066529), (1449, 13933543), (1521, 13273967), (1827, 11050741), (2001, 10089807), (2093, 9646299), (2639, 7650513), (2691, 7502677), (2843, 7101549), (3393, 5950399), (3549, 5688843), (3887, 5194161), (4669, 4324203), (4901, 4119507), (6003, 3363269), (6279, 3215433), (7917, 2550171), (8529, 2367183), (8671, 2328417), (10647, 1896281), (11661, 1731387), (14007, 1441401), (14703, 1373169), (18837, 1071811), (19901, 1014507), (23751, 850057), (25587, 789061), (26013, 776139), (27209, 742023), (34307, 588501), (34983, 577129), (36959, 546273), (42021, 480467), (44109, 457723), (59703, 338169), (60697, 332631), (65389, 308763), (78039, 258713), (81627, 247341), (82447, 244881), (102921, 196167), (110877, 182091), (112723, 179109)]