206865664

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{19709}}^1$

素因数の和:19766

約数の個数: 36

約数和(自身を含む): 423016020

約数和(自身を除く): 216150356

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 656, 1312, 2624, 5248, 10496, 19709, 39418, 78836, 157672, 315344, 630688, 808069, 1261376, 1616138, 2522752, 3232276, 5045504, 6464552, 12929104, 25858208, 51716416, 103432832, 206865664]

約数ペア:

[(1, 206865664), (2, 103432832), (4, 51716416), (8, 25858208), (16, 12929104), (32, 6464552), (41, 5045504), (64, 3232276), (82, 2522752), (128, 1616138), (164, 1261376), (256, 808069), (328, 630688), (656, 315344), (1312, 157672), (2624, 78836), (5248, 39418), (10496, 19709)]