19045020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 54832176

約数和(自身を除く): 35787156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 113, 159, 212, 226, 265, 318, 339, 452, 530, 565, 636, 678, 795, 1060, 1130, 1356, 1590, 1695, 2260, 2809, 3180, 3390, 5618, 5989, 6780, 8427, 11236, 11978, 14045, 16854, 17967, 23956, 28090, 29945, 33708, 35934, 42135, 56180, 59890, 71868, 84270, 89835, 119780, 168540, 179670, 317417, 359340, 634834, 952251, 1269668, 1587085, 1904502, 3174170, 3809004, 4761255, 6348340, 9522510, 19045020]

約数ペア:

[(1, 19045020), (2, 9522510), (3, 6348340), (4, 4761255), (5, 3809004), (6, 3174170), (10, 1904502), (12, 1587085), (15, 1269668), (20, 952251), (30, 634834), (53, 359340), (60, 317417), (106, 179670), (113, 168540), (159, 119780), (212, 89835), (226, 84270), (265, 71868), (318, 59890), (339, 56180), (452, 42135), (530, 35934), (565, 33708), (636, 29945), (678, 28090), (795, 23956), (1060, 17967), (1130, 16854), (1356, 14045), (1590, 11978), (1695, 11236), (2260, 8427), (2809, 6780), (3180, 5989), (3390, 5618)]