20132528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{641}}^1$

素因数の和:813

約数の個数: 40

約数和(自身を含む): 42351456

約数和(自身を除く): 22218928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 604, 641, 1208, 1282, 1963, 2416, 2564, 3926, 5128, 7852, 8333, 10256, 15704, 16666, 31408, 33332, 66664, 96791, 133328, 193582, 387164, 774328, 1258283, 1548656, 2516566, 5033132, 10066264, 20132528]

約数ペア:

[(1, 20132528), (2, 10066264), (4, 5033132), (8, 2516566), (13, 1548656), (16, 1258283), (26, 774328), (52, 387164), (104, 193582), (151, 133328), (208, 96791), (302, 66664), (604, 33332), (641, 31408), (1208, 16666), (1282, 15704), (1963, 10256), (2416, 8333), (2564, 7852), (3926, 5128)]