18979376

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7019}}^1$

素因数の和:7053

約数の個数: 30

約数和(自身を含む): 39824460

約数和(自身を除く): 20845084

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7019, 14038, 28076, 56152, 91247, 112304, 182494, 364988, 729976, 1186211, 1459952, 2372422, 4744844, 9489688, 18979376]

約数ペア:

[(1, 18979376), (2, 9489688), (4, 4744844), (8, 2372422), (13, 1459952), (16, 1186211), (26, 729976), (52, 364988), (104, 182494), (169, 112304), (208, 91247), (338, 56152), (676, 28076), (1352, 14038), (2704, 7019)]