20039344

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7411}}^1$

素因数の和:7445

約数の個数: 30

約数和(自身を含む): 42048276

約数和(自身を除く): 22008932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7411, 14822, 29644, 59288, 96343, 118576, 192686, 385372, 770744, 1252459, 1541488, 2504918, 5009836, 10019672, 20039344]

約数ペア:

[(1, 20039344), (2, 10019672), (4, 5009836), (8, 2504918), (13, 1541488), (16, 1252459), (26, 770744), (52, 385372), (104, 192686), (169, 118576), (208, 96343), (338, 59288), (676, 29644), (1352, 14822), (2704, 7411)]