18727596

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 49655424

約数和(自身を除く): 30927828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 97, 124, 173, 186, 194, 279, 291, 346, 372, 388, 519, 558, 582, 692, 873, 1038, 1116, 1164, 1557, 1746, 2076, 3007, 3114, 3492, 5363, 6014, 6228, 9021, 10726, 12028, 16089, 16781, 18042, 21452, 27063, 32178, 33562, 36084, 48267, 50343, 54126, 64356, 67124, 96534, 100686, 108252, 151029, 193068, 201372, 302058, 520211, 604116, 1040422, 1560633, 2080844, 3121266, 4681899, 6242532, 9363798, 18727596]

約数ペア:

[(1, 18727596), (2, 9363798), (3, 6242532), (4, 4681899), (6, 3121266), (9, 2080844), (12, 1560633), (18, 1040422), (31, 604116), (36, 520211), (62, 302058), (93, 201372), (97, 193068), (124, 151029), (173, 108252), (186, 100686), (194, 96534), (279, 67124), (291, 64356), (346, 54126), (372, 50343), (388, 48267), (519, 36084), (558, 33562), (582, 32178), (692, 27063), (873, 21452), (1038, 18042), (1116, 16781), (1164, 16089), (1557, 12028), (1746, 10726), (2076, 9021), (3007, 6228), (3114, 6014), (3492, 5363)]