19827248

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1065

約数の個数: 40

約数和(自身を含む): 44163840

約数和(自身を除く): 24336592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 839, 844, 1477, 1678, 1688, 2954, 3356, 3376, 5873, 5908, 6712, 11746, 11816, 13424, 23492, 23632, 46984, 93968, 177029, 354058, 708116, 1239203, 1416232, 2478406, 2832464, 4956812, 9913624, 19827248]

約数ペア:

[(1, 19827248), (2, 9913624), (4, 4956812), (7, 2832464), (8, 2478406), (14, 1416232), (16, 1239203), (28, 708116), (56, 354058), (112, 177029), (211, 93968), (422, 46984), (839, 23632), (844, 23492), (1477, 13424), (1678, 11816), (1688, 11746), (2954, 6712), (3356, 5908), (3376, 5873)]