20560957054

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{4409}}^1$

素因数の和:4813

約数の個数: 64

約数和(自身を含む): 36704041920

約数和(自身を除く): 16143084866

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 187, 337, 374, 407, 629, 674, 814, 1258, 3707, 4409, 5729, 6919, 7414, 8818, 11458, 12469, 13838, 24938, 48499, 63019, 74953, 96998, 126038, 137159, 149906, 163133, 211973, 274318, 326266, 423946, 824483, 1485833, 1648966, 1794463, 2331703, 2773261, 2971666, 3588926, 4663406, 5546522, 16344163, 25259161, 30505871, 32688326, 50518322, 54975821, 61011742, 109951642, 277850771, 555701542, 604734031, 934588957, 1209468062, 1869177914, 10280478527, 20560957054]

約数ペア:

[(1, 20560957054), (2, 10280478527), (11, 1869177914), (17, 1209468062), (22, 934588957), (34, 604734031), (37, 555701542), (74, 277850771), (187, 109951642), (337, 61011742), (374, 54975821), (407, 50518322), (629, 32688326), (674, 30505871), (814, 25259161), (1258, 16344163), (3707, 5546522), (4409, 4663406), (5729, 3588926), (6919, 2971666), (7414, 2773261), (8818, 2331703), (11458, 1794463), (12469, 1648966), (13838, 1485833), (24938, 824483), (48499, 423946), (63019, 326266), (74953, 274318), (96998, 211973), (126038, 163133), (137159, 149906)]