1639291216

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{2769073}}^1$

素因数の和:2769118

約数の個数: 20

約数和(自身を含む): 3261969172

約数和(自身を除く): 1622677956

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 2769073, 5538146, 11076292, 22152584, 44305168, 102455701, 204911402, 409822804, 819645608, 1639291216]

約数ペア:

[(1, 1639291216), (2, 819645608), (4, 409822804), (8, 204911402), (16, 102455701), (37, 44305168), (74, 22152584), (148, 11076292), (296, 5538146), (592, 2769073)]