20145209944

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{2087}}^1\times {\mathrm{29429}}^1$

素因数の和:31563

約数の個数: 32

約数和(自身を含む): 38713399200

約数和(自身を除く): 18568189256

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 2087, 4174, 8348, 16696, 29429, 58858, 85567, 117716, 171134, 235432, 342268, 684536, 1206589, 2413178, 4826356, 9652712, 61418323, 122836646, 245673292, 491346584, 2518151243, 5036302486, 10072604972, 20145209944]

約数ペア:

[(1, 20145209944), (2, 10072604972), (4, 5036302486), (8, 2518151243), (41, 491346584), (82, 245673292), (164, 122836646), (328, 61418323), (2087, 9652712), (4174, 4826356), (8348, 2413178), (16696, 1206589), (29429, 684536), (58858, 342268), (85567, 235432), (117716, 171134)]