20479086

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{16981}}^1$

素因数の和:17056

約数の個数: 24

約数和(自身を含む): 45036264

約数和(自身を除く): 24557178

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 16981, 33962, 50943, 101886, 152829, 305658, 1137727, 2275454, 3413181, 6826362, 10239543, 20479086]

約数ペア:

[(1, 20479086), (2, 10239543), (3, 6826362), (6, 3413181), (9, 2275454), (18, 1137727), (67, 305658), (134, 152829), (201, 101886), (402, 50943), (603, 33962), (1206, 16981)]