18456966

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 45542952

約数和(自身を除く): 27085986

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 97, 99, 186, 194, 198, 279, 291, 341, 558, 582, 682, 873, 961, 1023, 1067, 1746, 1922, 2046, 2134, 2883, 3007, 3069, 3201, 5766, 6014, 6138, 6402, 8649, 9021, 9603, 10571, 17298, 18042, 19206, 21142, 27063, 31713, 33077, 54126, 63426, 66154, 93217, 95139, 99231, 186434, 190278, 198462, 279651, 297693, 559302, 595386, 838953, 1025387, 1677906, 2050774, 3076161, 6152322, 9228483, 18456966]

約数ペア:

[(1, 18456966), (2, 9228483), (3, 6152322), (6, 3076161), (9, 2050774), (11, 1677906), (18, 1025387), (22, 838953), (31, 595386), (33, 559302), (62, 297693), (66, 279651), (93, 198462), (97, 190278), (99, 186434), (186, 99231), (194, 95139), (198, 93217), (279, 66154), (291, 63426), (341, 54126), (558, 33077), (582, 31713), (682, 27063), (873, 21142), (961, 19206), (1023, 18042), (1067, 17298), (1746, 10571), (1922, 9603), (2046, 9021), (2134, 8649), (2883, 6402), (3007, 6138), (3069, 6014), (3201, 5766)]