20807790066

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1855519}}^1$

素因数の和:1855623

約数の個数: 48

約数和(自身を含む): 52103001600

約数和(自身を除く): 31295211534

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 3738, 5607, 11214, 1855519, 3711038, 5566557, 11133114, 12988633, 16699671, 25977266, 33399342, 38965899, 77931798, 116897697, 165141191, 233795394, 330282382, 495423573, 990847146, 1155988337, 1486270719, 2311976674, 2972541438, 3467965011, 6935930022, 10403895033, 20807790066]

約数ペア:

[(1, 20807790066), (2, 10403895033), (3, 6935930022), (6, 3467965011), (7, 2972541438), (9, 2311976674), (14, 1486270719), (18, 1155988337), (21, 990847146), (42, 495423573), (63, 330282382), (89, 233795394), (126, 165141191), (178, 116897697), (267, 77931798), (534, 38965899), (623, 33399342), (801, 25977266), (1246, 16699671), (1602, 12988633), (1869, 11133114), (3738, 5566557), (5607, 3711038), (11214, 1855519)]