31251238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 20070362

約数列:

[1, 2, 19, 38, 53, 59, 106, 118, 263, 526, 1007, 1121, 2014, 2242, 3127, 4997, 6254, 9994, 13939, 15517, 27878, 31034, 59413, 118826, 264841, 294823, 529682, 589646, 822401, 1644802, 15625619, 31251238]

約数ペア:

[(1, 31251238), (2, 15625619), (19, 1644802), (38, 822401), (53, 589646), (59, 529682), (106, 294823), (118, 264841), (263, 118826), (526, 59413), (1007, 31034), (1121, 27878), (2014, 15517), (2242, 13939), (3127, 9994), (4997, 6254)]