18472448

素因数分解:

$2^9\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 40

約数和(自身を含む): 37359960

約数和(自身を除く): 18887512

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 331, 436, 512, 662, 872, 1324, 1744, 2648, 3488, 5296, 6976, 10592, 13952, 21184, 27904, 36079, 42368, 55808, 72158, 84736, 144316, 169472, 288632, 577264, 1154528, 2309056, 4618112, 9236224, 18472448]

約数ペア:

[(1, 18472448), (2, 9236224), (4, 4618112), (8, 2309056), (16, 1154528), (32, 577264), (64, 288632), (109, 169472), (128, 144316), (218, 84736), (256, 72158), (331, 55808), (436, 42368), (512, 36079), (662, 27904), (872, 21184), (1324, 13952), (1744, 10592), (2648, 6976), (3488, 5296)]