19044870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 31274490

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 141, 195, 235, 282, 390, 470, 611, 705, 1039, 1222, 1410, 1833, 2078, 3055, 3117, 3666, 5195, 6110, 6234, 9165, 10390, 13507, 15585, 18330, 27014, 31170, 40521, 48833, 67535, 81042, 97666, 135070, 146499, 202605, 244165, 292998, 405210, 488330, 634829, 732495, 1269658, 1464990, 1904487, 3174145, 3808974, 6348290, 9522435, 19044870]

約数ペア:

[(1, 19044870), (2, 9522435), (3, 6348290), (5, 3808974), (6, 3174145), (10, 1904487), (13, 1464990), (15, 1269658), (26, 732495), (30, 634829), (39, 488330), (47, 405210), (65, 292998), (78, 244165), (94, 202605), (130, 146499), (141, 135070), (195, 97666), (235, 81042), (282, 67535), (390, 48833), (470, 40521), (611, 31170), (705, 27014), (1039, 18330), (1222, 15585), (1410, 13507), (1833, 10390), (2078, 9165), (3055, 6234), (3117, 6110), (3666, 5195)]