31528258

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 20081342

約数列:

[1, 2, 19, 38, 47, 94, 127, 139, 254, 278, 893, 1786, 2413, 2641, 4826, 5282, 5969, 6533, 11938, 13066, 17653, 35306, 113411, 124127, 226822, 248254, 335407, 670814, 829691, 1659382, 15764129, 31528258]

約数ペア:

[(1, 31528258), (2, 15764129), (19, 1659382), (38, 829691), (47, 670814), (94, 335407), (127, 248254), (139, 226822), (254, 124127), (278, 113411), (893, 35306), (1786, 17653), (2413, 13066), (2641, 11938), (4826, 6533), (5282, 5969)]