20165085711

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1\times {\mathrm{997}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 30639398400

約数和(自身を除く): 10474312689

約数列:

[1, 3, 9, 23, 69, 199, 207, 491, 597, 997, 1473, 1791, 2991, 4419, 4577, 8973, 11293, 13731, 22931, 33879, 41193, 68793, 97709, 101637, 198403, 206379, 293127, 489527, 595209, 879381, 1468581, 1785627, 2247307, 4405743, 4563269, 6741921, 11259121, 13689807, 20225763, 33777363, 41069421, 97415873, 101332089, 292247619, 876742857, 2240565079, 6721695237, 20165085711]

約数ペア:

[(1, 20165085711), (3, 6721695237), (9, 2240565079), (23, 876742857), (69, 292247619), (199, 101332089), (207, 97415873), (491, 41069421), (597, 33777363), (997, 20225763), (1473, 13689807), (1791, 11259121), (2991, 6741921), (4419, 4563269), (4577, 4405743), (8973, 2247307), (11293, 1785627), (13731, 1468581), (22931, 879381), (33879, 595209), (41193, 489527), (68793, 293127), (97709, 206379), (101637, 198403)]