19862600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5227}}^1$

素因数の和:5262

約数の個数: 48

約数和(自身を含む): 48620400

約数和(自身を除く): 28757800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5227, 10454, 20908, 26135, 41816, 52270, 99313, 104540, 130675, 198626, 209080, 261350, 397252, 496565, 522700, 794504, 993130, 1045400, 1986260, 2482825, 3972520, 4965650, 9931300, 19862600]

約数ペア:

[(1, 19862600), (2, 9931300), (4, 4965650), (5, 3972520), (8, 2482825), (10, 1986260), (19, 1045400), (20, 993130), (25, 794504), (38, 522700), (40, 496565), (50, 397252), (76, 261350), (95, 209080), (100, 198626), (152, 130675), (190, 104540), (200, 99313), (380, 52270), (475, 41816), (760, 26135), (950, 20908), (1900, 10454), (3800, 5227)]