20199703995

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{953041}}^1$

素因数の和:953212

約数の個数: 32

約数和(自身を含む): 36139352640

約数和(自身を除く): 15939648645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 2355, 4239, 7065, 21195, 953041, 2859123, 4765205, 8577369, 14295615, 25732107, 42886845, 128660535, 149627437, 448882311, 748137185, 1346646933, 2244411555, 4039940799, 6733234665, 20199703995]

約数ペア:

[(1, 20199703995), (3, 6733234665), (5, 4039940799), (9, 2244411555), (15, 1346646933), (27, 748137185), (45, 448882311), (135, 149627437), (157, 128660535), (471, 42886845), (785, 25732107), (1413, 14295615), (2355, 8577369), (4239, 4765205), (7065, 2859123), (21195, 953041)]