20170995890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1\times {\mathrm{75527}}^1$

素因数の和:77122

約数の個数: 32

約数和(自身を含む): 38468525184

約数和(自身を除く): 18297529294

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1571, 3142, 7855, 15710, 26707, 53414, 75527, 133535, 151054, 267070, 377635, 755270, 1283959, 2567918, 6419795, 12839590, 118652917, 237305834, 593264585, 1186529170, 2017099589, 4034199178, 10085497945, 20170995890]

約数ペア:

[(1, 20170995890), (2, 10085497945), (5, 4034199178), (10, 2017099589), (17, 1186529170), (34, 593264585), (85, 237305834), (170, 118652917), (1571, 12839590), (3142, 6419795), (7855, 2567918), (15710, 1283959), (26707, 755270), (53414, 377635), (75527, 267070), (133535, 151054)]