20121164536

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{201809}}^1$

素因数の和:201940

約数の個数: 48

約数和(自身を含む): 41871538800

約数和(自身を除く): 21750374264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 121, 206, 242, 412, 484, 824, 968, 1133, 2266, 4532, 9064, 12463, 24926, 49852, 99704, 201809, 403618, 807236, 1614472, 2219899, 4439798, 8879596, 17759192, 20786327, 24418889, 41572654, 48837778, 83145308, 97675556, 166290616, 195351112, 228649597, 457299194, 914598388, 1829196776, 2515145567, 5030291134, 10060582268, 20121164536]

約数ペア:

[(1, 20121164536), (2, 10060582268), (4, 5030291134), (8, 2515145567), (11, 1829196776), (22, 914598388), (44, 457299194), (88, 228649597), (103, 195351112), (121, 166290616), (206, 97675556), (242, 83145308), (412, 48837778), (484, 41572654), (824, 24418889), (968, 20786327), (1133, 17759192), (2266, 8879596), (4532, 4439798), (9064, 2219899), (12463, 1614472), (24926, 807236), (49852, 403618), (99704, 201809)]