31690198

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{991}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 48568320

約数和(自身を除く): 16878122

約数列:

[1, 2, 59, 118, 271, 542, 991, 1982, 15989, 31978, 58469, 116938, 268561, 537122, 15845099, 31690198]

約数ペア:

[(1, 31690198), (2, 15845099), (59, 537122), (118, 268561), (271, 116938), (542, 58469), (991, 31978), (1982, 15989)]