20589972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 52355520

約数和(自身を除く): 31765548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 1483, 2314, 2966, 3471, 4449, 4628, 5932, 6942, 8898, 13884, 17796, 19279, 38558, 57837, 77116, 115674, 131987, 231348, 263974, 395961, 527948, 791922, 1583844, 1715831, 3431662, 5147493, 6863324, 10294986, 20589972]

約数ペア:

[(1, 20589972), (2, 10294986), (3, 6863324), (4, 5147493), (6, 3431662), (12, 1715831), (13, 1583844), (26, 791922), (39, 527948), (52, 395961), (78, 263974), (89, 231348), (156, 131987), (178, 115674), (267, 77116), (356, 57837), (534, 38558), (1068, 19279), (1157, 17796), (1483, 13884), (2314, 8898), (2966, 6942), (3471, 5932), (4449, 4628)]