18438966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11257}}^1$

素因数の和:11285

約数の個数: 48

約数和(自身を含む): 49174944

約数和(自身を除く): 30735978

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11257, 22514, 33771, 67542, 78799, 101313, 146341, 157598, 202626, 236397, 292682, 439023, 472794, 709191, 878046, 1024387, 1317069, 1418382, 2048774, 2634138, 3073161, 6146322, 9219483, 18438966]

約数ペア:

[(1, 18438966), (2, 9219483), (3, 6146322), (6, 3073161), (7, 2634138), (9, 2048774), (13, 1418382), (14, 1317069), (18, 1024387), (21, 878046), (26, 709191), (39, 472794), (42, 439023), (63, 292682), (78, 236397), (91, 202626), (117, 157598), (126, 146341), (182, 101313), (234, 78799), (273, 67542), (546, 33771), (819, 22514), (1638, 11257)]