20362912

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 42517440

約数和(自身を除く): 22154528

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 73, 92, 146, 184, 292, 368, 379, 584, 736, 758, 1168, 1516, 1679, 2336, 3032, 3358, 6064, 6716, 8717, 12128, 13432, 17434, 26864, 27667, 34868, 53728, 55334, 69736, 110668, 139472, 221336, 278944, 442672, 636341, 885344, 1272682, 2545364, 5090728, 10181456, 20362912]

約数ペア:

[(1, 20362912), (2, 10181456), (4, 5090728), (8, 2545364), (16, 1272682), (23, 885344), (32, 636341), (46, 442672), (73, 278944), (92, 221336), (146, 139472), (184, 110668), (292, 69736), (368, 55334), (379, 53728), (584, 34868), (736, 27667), (758, 26864), (1168, 17434), (1516, 13432), (1679, 12128), (2336, 8717), (3032, 6716), (3358, 6064)]