31388988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 79600640

約数和(自身を除く): 48211652

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 4441, 7068, 8882, 13323, 17764, 26646, 53292, 84379, 137671, 168758, 253137, 275342, 337516, 413013, 506274, 550684, 826026, 1012548, 1652052, 2615749, 5231498, 7847247, 10462996, 15694494, 31388988]

約数ペア:

[(1, 31388988), (2, 15694494), (3, 10462996), (4, 7847247), (6, 5231498), (12, 2615749), (19, 1652052), (31, 1012548), (38, 826026), (57, 550684), (62, 506274), (76, 413013), (93, 337516), (114, 275342), (124, 253137), (186, 168758), (228, 137671), (372, 84379), (589, 53292), (1178, 26646), (1767, 17764), (2356, 13323), (3534, 8882), (4441, 7068)]