64747364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 133358400

約数和(自身を除く): 68611036

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 164, 209, 418, 451, 779, 836, 902, 1558, 1804, 1889, 3116, 3778, 7556, 8569, 17138, 20779, 34276, 35891, 41558, 71782, 77449, 83116, 143564, 154898, 309796, 394801, 789602, 851939, 1471531, 1579204, 1703878, 2943062, 3407756, 5886124, 16186841, 32373682, 64747364]

約数ペア:

[(1, 64747364), (2, 32373682), (4, 16186841), (11, 5886124), (19, 3407756), (22, 2943062), (38, 1703878), (41, 1579204), (44, 1471531), (76, 851939), (82, 789602), (164, 394801), (209, 309796), (418, 154898), (451, 143564), (779, 83116), (836, 77449), (902, 71782), (1558, 41558), (1804, 35891), (1889, 34276), (3116, 20779), (3778, 17138), (7556, 8569)]