220898528

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{63331}}^1$

素因数の和:63450

約数の個数: 24

約数和(自身を含む): 438890760

約数和(自身を除く): 217992232

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 63331, 126662, 253324, 506648, 1013296, 2026592, 6903079, 13806158, 27612316, 55224632, 110449264, 220898528]

約数ペア:

[(1, 220898528), (2, 110449264), (4, 55224632), (8, 27612316), (16, 13806158), (32, 6903079), (109, 2026592), (218, 1013296), (436, 506648), (872, 253324), (1744, 126662), (3488, 63331)]