20172376077

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{149183}}^1$

素因数の和:149377

約数の個数: 32

約数和(自身を含む): 31622234112

約数和(自身を除く): 11449858035

約数列:

[1, 3, 7, 21, 47, 137, 141, 329, 411, 959, 987, 2877, 6439, 19317, 45073, 135219, 149183, 447549, 1044281, 3132843, 7011601, 20438071, 21034803, 49081207, 61314213, 143066497, 147243621, 429199491, 960589337, 2881768011, 6724125359, 20172376077]

約数ペア:

[(1, 20172376077), (3, 6724125359), (7, 2881768011), (21, 960589337), (47, 429199491), (137, 147243621), (141, 143066497), (329, 61314213), (411, 49081207), (959, 21034803), (987, 20438071), (2877, 7011601), (6439, 3132843), (19317, 1044281), (45073, 447549), (135219, 149183)]