20170665846

素因数分解:

$2^1\times 3^4\times {\mathrm{193}}^1\times {\mathrm{645131}}^1$

素因数の和:645338

約数の個数: 40

約数和(自身を含む): 45431485704

約数和(自身を除く): 25260819858

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193, 386, 579, 1158, 1737, 3474, 5211, 10422, 15633, 31266, 645131, 1290262, 1935393, 3870786, 5806179, 11612358, 17418537, 34837074, 52255611, 104511222, 124510283, 249020566, 373530849, 747061698, 1120592547, 2241185094, 3361777641, 6723555282, 10085332923, 20170665846]

約数ペア:

[(1, 20170665846), (2, 10085332923), (3, 6723555282), (6, 3361777641), (9, 2241185094), (18, 1120592547), (27, 747061698), (54, 373530849), (81, 249020566), (162, 124510283), (193, 104511222), (386, 52255611), (579, 34837074), (1158, 17418537), (1737, 11612358), (3474, 5806179), (5211, 3870786), (10422, 1935393), (15633, 1290262), (31266, 645131)]