19051870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 36352800

約数和(自身を除く): 17300930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 509, 985, 1018, 1970, 2545, 3743, 5090, 7486, 9671, 18715, 19342, 37430, 48355, 96710, 100273, 200546, 501365, 1002730, 1905187, 3810374, 9525935, 19051870]

約数ペア:

[(1, 19051870), (2, 9525935), (5, 3810374), (10, 1905187), (19, 1002730), (38, 501365), (95, 200546), (190, 100273), (197, 96710), (394, 48355), (509, 37430), (985, 19342), (1018, 18715), (1970, 9671), (2545, 7486), (3743, 5090)]