18779132

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 36191232

約数和(自身を除く): 17412100

約数列:

[1, 2, 4, 23, 43, 46, 47, 86, 92, 94, 101, 172, 188, 202, 404, 989, 1081, 1978, 2021, 2162, 2323, 3956, 4042, 4324, 4343, 4646, 4747, 8084, 8686, 9292, 9494, 17372, 18988, 46483, 92966, 99889, 109181, 185932, 199778, 204121, 218362, 399556, 408242, 436724, 816484, 4694783, 9389566, 18779132]

約数ペア:

[(1, 18779132), (2, 9389566), (4, 4694783), (23, 816484), (43, 436724), (46, 408242), (47, 399556), (86, 218362), (92, 204121), (94, 199778), (101, 185932), (172, 109181), (188, 99889), (202, 92966), (404, 46483), (989, 18988), (1081, 17372), (1978, 9494), (2021, 9292), (2162, 8686), (2323, 8084), (3956, 4747), (4042, 4646), (4324, 4343)]