20337656

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 39085200

約数和(自身を除く): 18747544

約数列:

[1, 2, 4, 8, 83, 109, 166, 218, 281, 332, 436, 562, 664, 872, 1124, 2248, 9047, 18094, 23323, 30629, 36188, 46646, 61258, 72376, 93292, 122516, 186584, 245032, 2542207, 5084414, 10168828, 20337656]

約数ペア:

[(1, 20337656), (2, 10168828), (4, 5084414), (8, 2542207), (83, 245032), (109, 186584), (166, 122516), (218, 93292), (281, 72376), (332, 61258), (436, 46646), (562, 36188), (664, 30629), (872, 23323), (1124, 18094), (2248, 9047)]