9401863778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1\times {\mathrm{1187}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 14799438720

約数和(自身を除く): 5397574942

約数列:

[1, 2, 23, 46, 409, 421, 818, 842, 1187, 2374, 9407, 9683, 18814, 19366, 27301, 54602, 172189, 344378, 485483, 499727, 970966, 999454, 3960347, 7920694, 11166109, 11493721, 22332218, 22987442, 204388343, 408776686, 4700931889, 9401863778]

約数ペア:

[(1, 9401863778), (2, 4700931889), (23, 408776686), (46, 204388343), (409, 22987442), (421, 22332218), (818, 11493721), (842, 11166109), (1187, 7920694), (2374, 3960347), (9407, 999454), (9683, 970966), (18814, 499727), (19366, 485483), (27301, 344378), (54602, 172189)]