19503311152

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{67409}}^1$

素因数の和:67550

約数の個数: 60

約数和(自身を含む): 41301028440

約数和(自身を除く): 21797717288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 169, 208, 214, 338, 428, 676, 856, 1352, 1391, 1712, 2704, 2782, 5564, 11128, 18083, 22256, 36166, 67409, 72332, 134818, 144664, 269636, 289328, 539272, 876317, 1078544, 1752634, 3505268, 7010536, 7212763, 11392121, 14021072, 14425526, 22784242, 28851052, 45568484, 57702104, 91136968, 93765919, 115404208, 182273936, 187531838, 375063676, 750127352, 1218956947, 1500254704, 2437913894, 4875827788, 9751655576, 19503311152]

約数ペア:

[(1, 19503311152), (2, 9751655576), (4, 4875827788), (8, 2437913894), (13, 1500254704), (16, 1218956947), (26, 750127352), (52, 375063676), (104, 187531838), (107, 182273936), (169, 115404208), (208, 93765919), (214, 91136968), (338, 57702104), (428, 45568484), (676, 28851052), (856, 22784242), (1352, 14425526), (1391, 14021072), (1712, 11392121), (2704, 7212763), (2782, 7010536), (5564, 3505268), (11128, 1752634), (18083, 1078544), (22256, 876317), (36166, 539272), (67409, 289328), (72332, 269636), (134818, 144664)]