643586096

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{1387039}}^1$

素因数の和:1387076

約数の個数: 20

約数和(自身を含む): 1289947200

約数和(自身を除く): 646361104

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 1387039, 2774078, 5548156, 11096312, 22192624, 40224131, 80448262, 160896524, 321793048, 643586096]

約数ペア:

[(1, 643586096), (2, 321793048), (4, 160896524), (8, 80448262), (16, 40224131), (29, 22192624), (58, 11096312), (116, 5548156), (232, 2774078), (464, 1387039)]