187943886

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2058

約数の個数: 72

約数和(自身を含む): 455397696

約数和(自身を除く): 267453810

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 279, 338, 403, 507, 558, 806, 1014, 1209, 1521, 1993, 2418, 3042, 3627, 3986, 5239, 5979, 7254, 10478, 11958, 15717, 17937, 25909, 31434, 35874, 47151, 51818, 61783, 77727, 94302, 123566, 155454, 185349, 233181, 336817, 370698, 466362, 556047, 673634, 803179, 1010451, 1112094, 1606358, 2020902, 2409537, 3031353, 4819074, 6062706, 7228611, 10441327, 14457222, 20882654, 31323981, 62647962, 93971943, 187943886]

約数ペア:

[(1, 187943886), (2, 93971943), (3, 62647962), (6, 31323981), (9, 20882654), (13, 14457222), (18, 10441327), (26, 7228611), (31, 6062706), (39, 4819074), (62, 3031353), (78, 2409537), (93, 2020902), (117, 1606358), (169, 1112094), (186, 1010451), (234, 803179), (279, 673634), (338, 556047), (403, 466362), (507, 370698), (558, 336817), (806, 233181), (1014, 185349), (1209, 155454), (1521, 123566), (1993, 94302), (2418, 77727), (3042, 61783), (3627, 51818), (3986, 47151), (5239, 35874), (5979, 31434), (7254, 25909), (10478, 17937), (11958, 15717)]