20049851042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{1289}}^1$

素因数の和:1420

約数の個数: 96

約数和(自身を含む): 36591004800

約数和(自身を除く): 16541153758

約数列:

[1, 2, 13, 19, 23, 26, 37, 38, 46, 74, 247, 299, 437, 481, 494, 598, 703, 851, 874, 962, 1289, 1369, 1406, 1702, 2578, 2738, 5681, 9139, 11063, 11362, 16169, 16757, 17797, 18278, 22126, 24491, 26011, 29647, 31487, 32338, 33514, 35594, 47693, 48982, 52022, 59294, 62974, 95386, 210197, 318383, 338143, 385411, 409331, 420394, 563293, 598253, 620009, 636766, 676286, 770822, 818662, 906167, 1096939, 1126586, 1196506, 1240018, 1764641, 1812334, 2193878, 3529282, 7322809, 7777289, 11780171, 14260207, 14645618, 15554578, 20841841, 22940333, 23560342, 28520414, 33528179, 40586743, 41683682, 45880666, 67056358, 81173486, 270943933, 435866327, 527627659, 541887866, 771148117, 871732654, 1055255318, 1542296234, 10024925521, 20049851042]

約数ペア:

[(1, 20049851042), (2, 10024925521), (13, 1542296234), (19, 1055255318), (23, 871732654), (26, 771148117), (37, 541887866), (38, 527627659), (46, 435866327), (74, 270943933), (247, 81173486), (299, 67056358), (437, 45880666), (481, 41683682), (494, 40586743), (598, 33528179), (703, 28520414), (851, 23560342), (874, 22940333), (962, 20841841), (1289, 15554578), (1369, 14645618), (1406, 14260207), (1702, 11780171), (2578, 7777289), (2738, 7322809), (5681, 3529282), (9139, 2193878), (11063, 1812334), (11362, 1764641), (16169, 1240018), (16757, 1196506), (17797, 1126586), (18278, 1096939), (22126, 906167), (24491, 818662), (26011, 770822), (29647, 676286), (31487, 636766), (32338, 620009), (33514, 598253), (35594, 563293), (47693, 420394), (48982, 409331), (52022, 385411), (59294, 338143), (62974, 318383), (95386, 210197)]