209853136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{423091}}^1$

素因数の和:423130

約数の個数: 20

約数和(自身を含む): 419707264

約数和(自身を除く): 209854128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 423091, 846182, 1692364, 3384728, 6769456, 13115821, 26231642, 52463284, 104926568, 209853136]

約数ペア:

[(1, 209853136), (2, 104926568), (4, 52463284), (8, 26231642), (16, 13115821), (31, 6769456), (62, 3384728), (124, 1692364), (248, 846182), (496, 423091)]