20673488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1163}}^1$

素因数の和:1283

約数の個数: 40

約数和(自身を含む): 44166816

約数和(自身を除く): 23493328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1111, 1163, 1616, 2222, 2326, 4444, 4652, 8888, 9304, 12793, 17776, 18608, 25586, 51172, 102344, 117463, 204688, 234926, 469852, 939704, 1292093, 1879408, 2584186, 5168372, 10336744, 20673488]

約数ペア:

[(1, 20673488), (2, 10336744), (4, 5168372), (8, 2584186), (11, 1879408), (16, 1292093), (22, 939704), (44, 469852), (88, 234926), (101, 204688), (176, 117463), (202, 102344), (404, 51172), (808, 25586), (1111, 18608), (1163, 17776), (1616, 12793), (2222, 9304), (2326, 8888), (4444, 4652)]