620565786

素因数分解:

$2^1\times 3^4\times {\mathrm{397}}^1\times {\mathrm{9649}}^1$

素因数の和:10060

約数の個数: 40

約数和(自身を含む): 1394174100

約数和(自身を除く): 773608314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 397, 794, 1191, 2382, 3573, 7146, 9649, 10719, 19298, 21438, 28947, 32157, 57894, 64314, 86841, 173682, 260523, 521046, 781569, 1563138, 3830653, 7661306, 11491959, 22983918, 34475877, 68951754, 103427631, 206855262, 310282893, 620565786]

約数ペア:

[(1, 620565786), (2, 310282893), (3, 206855262), (6, 103427631), (9, 68951754), (18, 34475877), (27, 22983918), (54, 11491959), (81, 7661306), (162, 3830653), (397, 1563138), (794, 781569), (1191, 521046), (2382, 260523), (3573, 173682), (7146, 86841), (9649, 64314), (10719, 57894), (19298, 32157), (21438, 28947)]