20007999872

素因数分解:

$2^7\times 7^2\times {\mathrm{3190051}}^1$

素因数の和:3190079

約数の個数: 48

約数和(自身を含む): 46367405820

約数和(自身を除く): 26359405948

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 3190051, 6380102, 12760204, 22330357, 25520408, 44660714, 51040816, 89321428, 102081632, 156312499, 178642856, 204163264, 312624998, 357285712, 408326528, 625249996, 714571424, 1250499992, 1429142848, 2500999984, 2858285696, 5001999968, 10003999936, 20007999872]

約数ペア:

[(1, 20007999872), (2, 10003999936), (4, 5001999968), (7, 2858285696), (8, 2500999984), (14, 1429142848), (16, 1250499992), (28, 714571424), (32, 625249996), (49, 408326528), (56, 357285712), (64, 312624998), (98, 204163264), (112, 178642856), (128, 156312499), (196, 102081632), (224, 89321428), (392, 51040816), (448, 44660714), (784, 25520408), (896, 22330357), (1568, 12760204), (3136, 6380102), (6272, 3190051)]