20955816

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41579}}^1$

素因数の和:41598

約数の個数: 48

約数和(自身を含む): 64864800

約数和(自身を除く): 43908984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41579, 83158, 124737, 166316, 249474, 291053, 332632, 374211, 498948, 582106, 748422, 873159, 997896, 1164212, 1496844, 1746318, 2328424, 2619477, 2993688, 3492636, 5238954, 6985272, 10477908, 20955816]

約数ペア:

[(1, 20955816), (2, 10477908), (3, 6985272), (4, 5238954), (6, 3492636), (7, 2993688), (8, 2619477), (9, 2328424), (12, 1746318), (14, 1496844), (18, 1164212), (21, 997896), (24, 873159), (28, 748422), (36, 582106), (42, 498948), (56, 374211), (63, 332632), (72, 291053), (84, 249474), (126, 166316), (168, 124737), (252, 83158), (504, 41579)]