18565513978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1063}}^1\times {\mathrm{3089}}^1$

素因数の和:4422

約数の個数: 32

約数和(自身を含む): 30536714880

約数和(自身を除く): 11971200902

約数列:

[1, 2, 11, 22, 257, 514, 1063, 2126, 2827, 3089, 5654, 6178, 11693, 23386, 33979, 67958, 273191, 546382, 793873, 1587746, 3005101, 3283607, 6010202, 6567214, 8732603, 17465206, 36119677, 72239354, 843886999, 1687773998, 9282756989, 18565513978]

約数ペア:

[(1, 18565513978), (2, 9282756989), (11, 1687773998), (22, 843886999), (257, 72239354), (514, 36119677), (1063, 17465206), (2126, 8732603), (2827, 6567214), (3089, 6010202), (5654, 3283607), (6178, 3005101), (11693, 1587746), (23386, 793873), (33979, 546382), (67958, 273191)]