31217836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 36

約数和(自身を含む): 62130432

約数和(自身を除く): 30912596

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 1663, 3326, 4693, 6652, 9386, 18772, 21619, 31597, 43238, 63194, 86476, 126388, 410761, 600343, 821522, 1200686, 1643044, 2401372, 7804459, 15608918, 31217836]

約数ペア:

[(1, 31217836), (2, 15608918), (4, 7804459), (13, 2401372), (19, 1643044), (26, 1200686), (38, 821522), (52, 600343), (76, 410761), (247, 126388), (361, 86476), (494, 63194), (722, 43238), (988, 31597), (1444, 21619), (1663, 18772), (3326, 9386), (4693, 6652)]