18460912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 38475216

約数和(自身を除く): 20014304

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 1013, 1072, 1139, 2026, 2278, 4052, 4556, 8104, 9112, 16208, 17221, 18224, 34442, 67871, 68884, 135742, 137768, 271484, 275536, 542968, 1085936, 1153807, 2307614, 4615228, 9230456, 18460912]

約数ペア:

[(1, 18460912), (2, 9230456), (4, 4615228), (8, 2307614), (16, 1153807), (17, 1085936), (34, 542968), (67, 275536), (68, 271484), (134, 137768), (136, 135742), (268, 68884), (272, 67871), (536, 34442), (1013, 18224), (1072, 17221), (1139, 16208), (2026, 9112), (2278, 8104), (4052, 4556)]