18697185

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 36062208

約数和(自身を除く): 17365023

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 155, 195, 279, 403, 465, 585, 1031, 1209, 1395, 2015, 3093, 3627, 5155, 6045, 9279, 13403, 15465, 18135, 31961, 40209, 46395, 67015, 95883, 120627, 159805, 201045, 287649, 415493, 479415, 603135, 1246479, 1438245, 2077465, 3739437, 6232395, 18697185]

約数ペア:

[(1, 18697185), (3, 6232395), (5, 3739437), (9, 2077465), (13, 1438245), (15, 1246479), (31, 603135), (39, 479415), (45, 415493), (65, 287649), (93, 201045), (117, 159805), (155, 120627), (195, 95883), (279, 67015), (403, 46395), (465, 40209), (585, 31961), (1031, 18135), (1209, 15465), (1395, 13403), (2015, 9279), (3093, 6045), (3627, 5155)]