861017984

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{354037}}^1$

素因数の和:354070

約数の個数: 32

約数和(自身を含む): 1805593800

約数和(自身を除く): 944575816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 354037, 708074, 1416148, 2832296, 5664592, 6726703, 11329184, 13453406, 22658368, 26906812, 45316736, 53813624, 107627248, 215254496, 430508992, 861017984]

約数ペア:

[(1, 861017984), (2, 430508992), (4, 215254496), (8, 107627248), (16, 53813624), (19, 45316736), (32, 26906812), (38, 22658368), (64, 13453406), (76, 11329184), (128, 6726703), (152, 5664592), (304, 2832296), (608, 1416148), (1216, 708074), (2432, 354037)]