1644928

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 3341520

約数和(自身を除く): 1696592

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 181, 284, 362, 568, 724, 1136, 1448, 2272, 2896, 4544, 5792, 9088, 11584, 12851, 23168, 25702, 51404, 102808, 205616, 411232, 822464, 1644928]

約数ペア:

[(1, 1644928), (2, 822464), (4, 411232), (8, 205616), (16, 102808), (32, 51404), (64, 25702), (71, 23168), (128, 12851), (142, 11584), (181, 9088), (284, 5792), (362, 4544), (568, 2896), (724, 2272), (1136, 1448)]