20034495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 39049920

約数和(自身を除く): 19015425

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1489, 1495, 2691, 4467, 4485, 7445, 13401, 13455, 19357, 22335, 34247, 58071, 67005, 96785, 102741, 171235, 174213, 290355, 308223, 445211, 513705, 871065, 1335633, 1541115, 2226055, 4006899, 6678165, 20034495]

約数ペア:

[(1, 20034495), (3, 6678165), (5, 4006899), (9, 2226055), (13, 1541115), (15, 1335633), (23, 871065), (39, 513705), (45, 445211), (65, 308223), (69, 290355), (115, 174213), (117, 171235), (195, 102741), (207, 96785), (299, 67005), (345, 58071), (585, 34247), (897, 22335), (1035, 19357), (1489, 13455), (1495, 13401), (2691, 7445), (4467, 4485)]