19638810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7039}}^1$

素因数の和:7083

約数の個数: 48

約数和(自身を含む): 52715520

約数和(自身を除く): 33076710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7039, 14078, 21117, 35195, 42234, 63351, 70390, 105585, 126702, 211170, 218209, 316755, 436418, 633510, 654627, 1091045, 1309254, 1963881, 2182090, 3273135, 3927762, 6546270, 9819405, 19638810]

約数ペア:

[(1, 19638810), (2, 9819405), (3, 6546270), (5, 3927762), (6, 3273135), (9, 2182090), (10, 1963881), (15, 1309254), (18, 1091045), (30, 654627), (31, 633510), (45, 436418), (62, 316755), (90, 218209), (93, 211170), (155, 126702), (186, 105585), (279, 70390), (310, 63351), (465, 42234), (558, 35195), (930, 21117), (1395, 14078), (2790, 7039)]