2019956015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 3083028480

約数和(自身を除く): 1063072465

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 167, 353, 385, 445, 623, 835, 979, 1169, 1765, 1837, 2471, 3115, 3883, 4895, 5845, 6853, 9185, 12355, 12859, 14863, 19415, 27181, 31417, 34265, 58951, 64295, 74315, 104041, 135905, 157085, 163493, 219919, 294755, 345587, 412657, 520205, 648461, 817465, 1099595, 1144451, 1727935, 2063285, 2419109, 3242305, 4539227, 5246639, 5722255, 12095545, 22696135, 26233195, 36726473, 57713029, 183632365, 288565145, 403991203, 2019956015]

約数ペア:

[(1, 2019956015), (5, 403991203), (7, 288565145), (11, 183632365), (35, 57713029), (55, 36726473), (77, 26233195), (89, 22696135), (167, 12095545), (353, 5722255), (385, 5246639), (445, 4539227), (623, 3242305), (835, 2419109), (979, 2063285), (1169, 1727935), (1765, 1144451), (1837, 1099595), (2471, 817465), (3115, 648461), (3883, 520205), (4895, 412657), (5845, 345587), (6853, 294755), (9185, 219919), (12355, 163493), (12859, 157085), (14863, 135905), (19415, 104041), (27181, 74315), (31417, 64295), (34265, 58951)]