20223693

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 36930816

約数和(自身を除く): 16707123

約数列:

[1, 3, 7, 9, 17, 21, 23, 51, 63, 69, 119, 153, 161, 207, 357, 391, 483, 821, 1071, 1173, 1449, 2463, 2737, 3519, 5747, 7389, 8211, 13957, 17241, 18883, 24633, 41871, 51723, 56649, 97699, 125613, 132181, 169947, 293097, 321011, 396543, 879291, 963033, 1189629, 2247077, 2889099, 6741231, 20223693]

約数ペア:

[(1, 20223693), (3, 6741231), (7, 2889099), (9, 2247077), (17, 1189629), (21, 963033), (23, 879291), (51, 396543), (63, 321011), (69, 293097), (119, 169947), (153, 132181), (161, 125613), (207, 97699), (357, 56649), (391, 51723), (483, 41871), (821, 24633), (1071, 18883), (1173, 17241), (1449, 13957), (2463, 8211), (2737, 7389), (3519, 5747)]