20212751458

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{12323}}^1$

素因数の和:12690

約数の個数: 32

約数和(自身を含む): 31565806272

約数和(自身を除く): 11353054814

約数列:

[1, 2, 41, 82, 83, 166, 241, 482, 3403, 6806, 9881, 12323, 19762, 20003, 24646, 40006, 505243, 820123, 1010486, 1022809, 1640246, 2045618, 2969843, 5939686, 41935169, 83870338, 121763563, 243527126, 246496969, 492993938, 10106375729, 20212751458]

約数ペア:

[(1, 20212751458), (2, 10106375729), (41, 492993938), (82, 246496969), (83, 243527126), (166, 121763563), (241, 83870338), (482, 41935169), (3403, 5939686), (6806, 2969843), (9881, 2045618), (12323, 1640246), (19762, 1022809), (20003, 1010486), (24646, 820123), (40006, 505243)]