18912630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 49932288

約数和(自身を除く): 31019658

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 223, 257, 330, 446, 514, 669, 771, 1115, 1285, 1338, 1542, 2230, 2453, 2570, 2827, 3345, 3855, 4906, 5654, 6690, 7359, 7710, 8481, 12265, 14135, 14718, 16962, 24530, 28270, 36795, 42405, 57311, 73590, 84810, 114622, 171933, 286555, 343866, 573110, 630421, 859665, 1260842, 1719330, 1891263, 3152105, 3782526, 6304210, 9456315, 18912630]

約数ペア:

[(1, 18912630), (2, 9456315), (3, 6304210), (5, 3782526), (6, 3152105), (10, 1891263), (11, 1719330), (15, 1260842), (22, 859665), (30, 630421), (33, 573110), (55, 343866), (66, 286555), (110, 171933), (165, 114622), (223, 84810), (257, 73590), (330, 57311), (446, 42405), (514, 36795), (669, 28270), (771, 24530), (1115, 16962), (1285, 14718), (1338, 14135), (1542, 12265), (2230, 8481), (2453, 7710), (2570, 7359), (2827, 6690), (3345, 5654), (3855, 4906)]