18770210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2758

約数の個数: 32

約数和(自身を含む): 36659952

約数和(自身を除く): 17889742

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2693, 3485, 5386, 6970, 13465, 26930, 45781, 91562, 110413, 220826, 228905, 457810, 552065, 1104130, 1877021, 3754042, 9385105, 18770210]

約数ペア:

[(1, 18770210), (2, 9385105), (5, 3754042), (10, 1877021), (17, 1104130), (34, 552065), (41, 457810), (82, 228905), (85, 220826), (170, 110413), (205, 91562), (410, 45781), (697, 26930), (1394, 13465), (2693, 6970), (3485, 5386)]