20975652

素因数分解:

$2^2\times 3^3\times {\mathrm{359}}^1\times {\mathrm{541}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 54633600

約数和(自身を除く): 33657948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 359, 541, 718, 1077, 1082, 1436, 1623, 2154, 2164, 3231, 3246, 4308, 4869, 6462, 6492, 9693, 9738, 12924, 14607, 19386, 19476, 29214, 38772, 58428, 194219, 388438, 582657, 776876, 1165314, 1747971, 2330628, 3495942, 5243913, 6991884, 10487826, 20975652]

約数ペア:

[(1, 20975652), (2, 10487826), (3, 6991884), (4, 5243913), (6, 3495942), (9, 2330628), (12, 1747971), (18, 1165314), (27, 776876), (36, 582657), (54, 388438), (108, 194219), (359, 58428), (541, 38772), (718, 29214), (1077, 19476), (1082, 19386), (1436, 14607), (1623, 12924), (2154, 9738), (2164, 9693), (3231, 6492), (3246, 6462), (4308, 4869)]