20041810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3803}}^1$

素因数の和:3858

約数の個数: 32

約数和(自身を含む): 39439872

約数和(自身を除く): 19398062

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 3803, 5270, 7606, 19015, 38030, 64651, 117893, 129302, 235786, 323255, 589465, 646510, 1178930, 2004181, 4008362, 10020905, 20041810]

約数ペア:

[(1, 20041810), (2, 10020905), (5, 4008362), (10, 2004181), (17, 1178930), (31, 646510), (34, 589465), (62, 323255), (85, 235786), (155, 129302), (170, 117893), (310, 64651), (527, 38030), (1054, 19015), (2635, 7606), (3803, 5270)]