18555945856

素因数分解:

$2^7\times 7^1\times {\mathrm{1873}}^1\times {\mathrm{11057}}^1$

素因数の和:12951

約数の個数: 64

約数和(自身を含む): 42274291680

約数和(自身を除く): 23718345824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1873, 3746, 7492, 11057, 13111, 14984, 22114, 26222, 29968, 44228, 52444, 59936, 77399, 88456, 104888, 119872, 154798, 176912, 209776, 239744, 309596, 353824, 419552, 619192, 707648, 839104, 1238384, 1415296, 1678208, 2476768, 4953536, 9907072, 20709761, 41419522, 82839044, 144968327, 165678088, 289936654, 331356176, 579873308, 662712352, 1159746616, 1325424704, 2319493232, 2650849408, 4638986464, 9277972928, 18555945856]

約数ペア:

[(1, 18555945856), (2, 9277972928), (4, 4638986464), (7, 2650849408), (8, 2319493232), (14, 1325424704), (16, 1159746616), (28, 662712352), (32, 579873308), (56, 331356176), (64, 289936654), (112, 165678088), (128, 144968327), (224, 82839044), (448, 41419522), (896, 20709761), (1873, 9907072), (3746, 4953536), (7492, 2476768), (11057, 1678208), (13111, 1415296), (14984, 1238384), (22114, 839104), (26222, 707648), (29968, 619192), (44228, 419552), (52444, 353824), (59936, 309596), (77399, 239744), (88456, 209776), (104888, 176912), (119872, 154798)]