189880448

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{40093}}^1$

素因数の和:40144

約数の個数: 32

約数和(自身を含む): 388510860

約数和(自身を除く): 198630412

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 1184, 2368, 4736, 40093, 80186, 160372, 320744, 641488, 1282976, 1483441, 2565952, 2966882, 5131904, 5933764, 11867528, 23735056, 47470112, 94940224, 189880448]

約数ペア:

[(1, 189880448), (2, 94940224), (4, 47470112), (8, 23735056), (16, 11867528), (32, 5933764), (37, 5131904), (64, 2966882), (74, 2565952), (128, 1483441), (148, 1282976), (296, 641488), (592, 320744), (1184, 160372), (2368, 80186), (4736, 40093)]