20810608

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14293}}^1$

素因数の和:14321

約数の個数: 40

約数和(自身を含む): 49628768

約数和(自身を除く): 28818160

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14293, 28586, 57172, 100051, 114344, 185809, 200102, 228688, 371618, 400204, 743236, 800408, 1300663, 1486472, 1600816, 2601326, 2972944, 5202652, 10405304, 20810608]

約数ペア:

[(1, 20810608), (2, 10405304), (4, 5202652), (7, 2972944), (8, 2601326), (13, 1600816), (14, 1486472), (16, 1300663), (26, 800408), (28, 743236), (52, 400204), (56, 371618), (91, 228688), (104, 200102), (112, 185809), (182, 114344), (208, 100051), (364, 57172), (728, 28586), (1456, 14293)]