20072510157

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{91969}}^1$

素因数の和:92545

約数の個数: 32

約数和(自身を含む): 32255718400

約数和(自身を除く): 12183208243

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 547, 1641, 3829, 10393, 11487, 31179, 72751, 91969, 218253, 275907, 643783, 1747411, 1931349, 5242233, 12231877, 36695631, 50307043, 150921129, 352149301, 955833817, 1056447903, 2867501451, 6690836719, 20072510157]

約数ペア:

[(1, 20072510157), (3, 6690836719), (7, 2867501451), (19, 1056447903), (21, 955833817), (57, 352149301), (133, 150921129), (399, 50307043), (547, 36695631), (1641, 12231877), (3829, 5242233), (10393, 1931349), (11487, 1747411), (31179, 643783), (72751, 275907), (91969, 218253)]