20553218

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 36747648

約数和(自身を除く): 16194430

約数列:

[1, 2, 7, 14, 41, 61, 82, 122, 287, 427, 574, 587, 854, 1174, 2501, 4109, 5002, 8218, 17507, 24067, 35014, 35807, 48134, 71614, 168469, 250649, 336938, 501298, 1468087, 2936174, 10276609, 20553218]

約数ペア:

[(1, 20553218), (2, 10276609), (7, 2936174), (14, 1468087), (41, 501298), (61, 336938), (82, 250649), (122, 168469), (287, 71614), (427, 48134), (574, 35807), (587, 35014), (854, 24067), (1174, 17507), (2501, 8218), (4109, 5002)]