20165739968

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{14387}}^1$

素因数の和:14602

約数の個数: 84

約数和(自身を含む): 44231042856

約数和(自身を除く): 24065302888

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 181, 242, 352, 362, 484, 704, 724, 968, 1448, 1936, 1991, 2896, 3872, 3982, 5792, 7744, 7964, 11584, 14387, 15928, 21901, 28774, 31856, 43802, 57548, 63712, 87604, 115096, 127424, 158257, 175208, 230192, 316514, 350416, 460384, 633028, 700832, 920768, 1266056, 1401664, 1740827, 2532112, 2604047, 3481654, 5064224, 5208094, 6963308, 10128448, 10416188, 13926616, 20832376, 27853232, 28644517, 41664752, 55706464, 57289034, 83329504, 111412928, 114578068, 166659008, 229156136, 315089687, 458312272, 630179374, 916624544, 1260358748, 1833249088, 2520717496, 5041434992, 10082869984, 20165739968]

約数ペア:

[(1, 20165739968), (2, 10082869984), (4, 5041434992), (8, 2520717496), (11, 1833249088), (16, 1260358748), (22, 916624544), (32, 630179374), (44, 458312272), (64, 315089687), (88, 229156136), (121, 166659008), (176, 114578068), (181, 111412928), (242, 83329504), (352, 57289034), (362, 55706464), (484, 41664752), (704, 28644517), (724, 27853232), (968, 20832376), (1448, 13926616), (1936, 10416188), (1991, 10128448), (2896, 6963308), (3872, 5208094), (3982, 5064224), (5792, 3481654), (7744, 2604047), (7964, 2532112), (11584, 1740827), (14387, 1401664), (15928, 1266056), (21901, 920768), (28774, 700832), (31856, 633028), (43802, 460384), (57548, 350416), (63712, 316514), (87604, 230192), (115096, 175208), (127424, 158257)]