19998390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2861}}^1$

素因数の和:3104

約数の個数: 32

約数和(自身を含む): 48218976

約数和(自身を除く): 28220586

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 2861, 3495, 5722, 6990, 8583, 14305, 17166, 28610, 42915, 85830, 666613, 1333226, 1999839, 3333065, 3999678, 6666130, 9999195, 19998390]

約数ペア:

[(1, 19998390), (2, 9999195), (3, 6666130), (5, 3999678), (6, 3333065), (10, 1999839), (15, 1333226), (30, 666613), (233, 85830), (466, 42915), (699, 28610), (1165, 17166), (1398, 14305), (2330, 8583), (2861, 6990), (3495, 5722)]