18157938

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2657}}^1$

素因数の和:2746

約数の個数: 32

約数和(自身を含む): 39040704

約数和(自身を除く): 20882766

約数列:

[1, 2, 3, 6, 17, 34, 51, 67, 102, 134, 201, 402, 1139, 2278, 2657, 3417, 5314, 6834, 7971, 15942, 45169, 90338, 135507, 178019, 271014, 356038, 534057, 1068114, 3026323, 6052646, 9078969, 18157938]

約数ペア:

[(1, 18157938), (2, 9078969), (3, 6052646), (6, 3026323), (17, 1068114), (34, 534057), (51, 356038), (67, 271014), (102, 178019), (134, 135507), (201, 90338), (402, 45169), (1139, 15942), (2278, 7971), (2657, 6834), (3417, 5314)]