20129104

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2729}}^1$

素因数の和:3198

約数の個数: 20

約数和(自身を含む): 39099060

約数和(自身を除く): 18969956

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2729, 3688, 5458, 7376, 10916, 21832, 43664, 1258069, 2516138, 5032276, 10064552, 20129104]

約数ペア:

[(1, 20129104), (2, 10064552), (4, 5032276), (8, 2516138), (16, 1258069), (461, 43664), (922, 21832), (1844, 10916), (2729, 7376), (3688, 5458)]