20100841748

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{14713}}^1$

素因数の和:14833

約数の個数: 72

約数和(自身を含む): 39808315008

約数和(自身を除く): 19707473260

約数列:

[1, 2, 4, 13, 26, 43, 47, 52, 86, 94, 169, 172, 188, 338, 559, 611, 676, 1118, 1222, 2021, 2236, 2444, 4042, 7267, 7943, 8084, 14534, 14713, 15886, 26273, 29068, 29426, 31772, 52546, 58852, 105092, 191269, 341549, 382538, 632659, 683098, 691511, 765076, 1265318, 1366196, 1383022, 2486497, 2530636, 2766044, 4972994, 8224567, 8989643, 9945988, 16449134, 17979286, 29734973, 32898268, 35958572, 59469946, 106919371, 116865359, 118939892, 213838742, 233730718, 386554649, 427677484, 467461436, 773109298, 1546218596, 5025210437, 10050420874, 20100841748]

約数ペア:

[(1, 20100841748), (2, 10050420874), (4, 5025210437), (13, 1546218596), (26, 773109298), (43, 467461436), (47, 427677484), (52, 386554649), (86, 233730718), (94, 213838742), (169, 118939892), (172, 116865359), (188, 106919371), (338, 59469946), (559, 35958572), (611, 32898268), (676, 29734973), (1118, 17979286), (1222, 16449134), (2021, 9945988), (2236, 8989643), (2444, 8224567), (4042, 4972994), (7267, 2766044), (7943, 2530636), (8084, 2486497), (14534, 1383022), (14713, 1366196), (15886, 1265318), (26273, 765076), (29068, 691511), (29426, 683098), (31772, 632659), (52546, 382538), (58852, 341549), (105092, 191269)]