20218378936

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21237793}}^1$

素因数の和:21237823

約数の個数: 32

約数和(自身を含む): 45873635040

約数和(自身を除く): 25655256104

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21237793, 42475586, 84951172, 148664551, 169902344, 297329102, 361042481, 594658204, 722084962, 1189316408, 1444169924, 2527297367, 2888339848, 5054594734, 10109189468, 20218378936]

約数ペア:

[(1, 20218378936), (2, 10109189468), (4, 5054594734), (7, 2888339848), (8, 2527297367), (14, 1444169924), (17, 1189316408), (28, 722084962), (34, 594658204), (56, 361042481), (68, 297329102), (119, 169902344), (136, 148664551), (238, 84951172), (476, 42475586), (952, 21237793)]