20341808

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11251}}^1$

素因数の和:11372

約数の個数: 20

約数和(自身を含む): 39764568

約数和(自身を除く): 19422760

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11251, 22502, 45004, 90008, 180016, 1271363, 2542726, 5085452, 10170904, 20341808]

約数ペア:

[(1, 20341808), (2, 10170904), (4, 5085452), (8, 2542726), (16, 1271363), (113, 180016), (226, 90008), (452, 45004), (904, 22502), (1808, 11251)]