20187676386

素因数分解:

$2^1\times 3^3\times {\mathrm{811}}^1\times {\mathrm{460969}}^1$

素因数の和:461791

約数の個数: 32

約数和(自身を含む): 44916916800

約数和(自身を除く): 24729240414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 811, 1622, 2433, 4866, 7299, 14598, 21897, 43794, 460969, 921938, 1382907, 2765814, 4148721, 8297442, 12446163, 24892326, 373845859, 747691718, 1121537577, 2243075154, 3364612731, 6729225462, 10093838193, 20187676386]

約数ペア:

[(1, 20187676386), (2, 10093838193), (3, 6729225462), (6, 3364612731), (9, 2243075154), (18, 1121537577), (27, 747691718), (54, 373845859), (811, 24892326), (1622, 12446163), (2433, 8297442), (4866, 4148721), (7299, 2765814), (14598, 1382907), (21897, 921938), (43794, 460969)]