20630512

素因数分解:

$2^4\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1103}}^1$

素因数の和:1285

約数の個数: 40

約数和(自身を含む): 45997056

約数和(自身を除く): 25366544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167, 334, 668, 1103, 1169, 1336, 2206, 2338, 2672, 4412, 4676, 7721, 8824, 9352, 15442, 17648, 18704, 30884, 61768, 123536, 184201, 368402, 736804, 1289407, 1473608, 2578814, 2947216, 5157628, 10315256, 20630512]

約数ペア:

[(1, 20630512), (2, 10315256), (4, 5157628), (7, 2947216), (8, 2578814), (14, 1473608), (16, 1289407), (28, 736804), (56, 368402), (112, 184201), (167, 123536), (334, 61768), (668, 30884), (1103, 18704), (1169, 17648), (1336, 15442), (2206, 9352), (2338, 8824), (2672, 7721), (4412, 4676)]