20779248

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61843}}^1$

素因数の和:61861

約数の個数: 40

約数和(自身を含む): 61349248

約数和(自身を除く): 40570000

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61843, 123686, 185529, 247372, 371058, 432901, 494744, 742116, 865802, 989488, 1298703, 1484232, 1731604, 2597406, 2968464, 3463208, 5194812, 6926416, 10389624, 20779248]

約数ペア:

[(1, 20779248), (2, 10389624), (3, 6926416), (4, 5194812), (6, 3463208), (7, 2968464), (8, 2597406), (12, 1731604), (14, 1484232), (16, 1298703), (21, 989488), (24, 865802), (28, 742116), (42, 494744), (48, 432901), (56, 371058), (84, 247372), (112, 185529), (168, 123686), (336, 61843)]