18915602

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6301}}^1$

素因数の和:6401

約数の個数: 16

約数和(自身を含む): 30249600

約数和(自身を除く): 11333998

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 6301, 12602, 119719, 239438, 497779, 995558, 9457801, 18915602]

約数ペア:

[(1, 18915602), (2, 9457801), (19, 995558), (38, 497779), (79, 239438), (158, 119719), (1501, 12602), (3002, 6301)]