19330870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8747}}^1$

素因数の和:8784

約数の個数: 32

約数和(自身を含む): 39680928

約数和(自身を除く): 20350058

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8747, 17494, 43735, 87470, 113711, 148699, 227422, 297398, 568555, 743495, 1137110, 1486990, 1933087, 3866174, 9665435, 19330870]

約数ペア:

[(1, 19330870), (2, 9665435), (5, 3866174), (10, 1933087), (13, 1486990), (17, 1137110), (26, 743495), (34, 568555), (65, 297398), (85, 227422), (130, 148699), (170, 113711), (221, 87470), (442, 43735), (1105, 17494), (2210, 8747)]