20107170018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{2467}}^1$

素因数の和:3120

約数の個数: 96

約数和(自身を含む): 47788732992

約数和(自身を除く): 27681562974

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 571, 793, 1098, 1142, 1586, 1713, 2379, 2467, 3426, 4758, 4934, 5139, 7137, 7401, 7423, 10278, 14274, 14802, 14846, 22203, 22269, 32071, 34831, 44406, 44538, 64142, 66807, 69662, 96213, 104493, 133614, 150487, 192426, 208986, 288639, 300974, 313479, 451461, 452803, 577278, 626958, 902922, 905606, 1354383, 1358409, 1408657, 1956331, 2708766, 2716818, 2817314, 3912662, 4075227, 4225971, 5868993, 8150454, 8451942, 11737986, 12677913, 17606979, 18312541, 25355826, 35213958, 36625082, 54937623, 85928077, 109875246, 164812869, 171856154, 257784231, 329625738, 515568462, 773352693, 1117065001, 1546705386, 2234130002, 3351195003, 6702390006, 10053585009, 20107170018]

約数ペア:

[(1, 20107170018), (2, 10053585009), (3, 6702390006), (6, 3351195003), (9, 2234130002), (13, 1546705386), (18, 1117065001), (26, 773352693), (39, 515568462), (61, 329625738), (78, 257784231), (117, 171856154), (122, 164812869), (183, 109875246), (234, 85928077), (366, 54937623), (549, 36625082), (571, 35213958), (793, 25355826), (1098, 18312541), (1142, 17606979), (1586, 12677913), (1713, 11737986), (2379, 8451942), (2467, 8150454), (3426, 5868993), (4758, 4225971), (4934, 4075227), (5139, 3912662), (7137, 2817314), (7401, 2716818), (7423, 2708766), (10278, 1956331), (14274, 1408657), (14802, 1358409), (14846, 1354383), (22203, 905606), (22269, 902922), (32071, 626958), (34831, 577278), (44406, 452803), (44538, 451461), (64142, 313479), (66807, 300974), (69662, 288639), (96213, 208986), (104493, 192426), (133614, 150487)]