20161652528

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{113227}}^1$

素因数の和:113625

約数の個数: 40

約数和(自身を含む): 40435983360

約数和(自身を除く): 20274330832

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 359, 496, 718, 1436, 2872, 5744, 11129, 22258, 44516, 89032, 113227, 178064, 226454, 452908, 905816, 1811632, 3510037, 7020074, 14040148, 28080296, 40648493, 56160592, 81296986, 162593972, 325187944, 650375888, 1260103283, 2520206566, 5040413132, 10080826264, 20161652528]

約数ペア:

[(1, 20161652528), (2, 10080826264), (4, 5040413132), (8, 2520206566), (16, 1260103283), (31, 650375888), (62, 325187944), (124, 162593972), (248, 81296986), (359, 56160592), (496, 40648493), (718, 28080296), (1436, 14040148), (2872, 7020074), (5744, 3510037), (11129, 1811632), (22258, 905816), (44516, 452908), (89032, 226454), (113227, 178064)]