17985436

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 19270244

約数列:

[1, 2, 4, 7, 14, 28, 71, 83, 109, 142, 166, 218, 284, 332, 436, 497, 581, 763, 994, 1162, 1526, 1988, 2324, 3052, 5893, 7739, 9047, 11786, 15478, 18094, 23572, 30956, 36188, 41251, 54173, 63329, 82502, 108346, 126658, 165004, 216692, 253316, 642337, 1284674, 2569348, 4496359, 8992718, 17985436]

約数ペア:

[(1, 17985436), (2, 8992718), (4, 4496359), (7, 2569348), (14, 1284674), (28, 642337), (71, 253316), (83, 216692), (109, 165004), (142, 126658), (166, 108346), (218, 82502), (284, 63329), (332, 54173), (436, 41251), (497, 36188), (581, 30956), (763, 23572), (994, 18094), (1162, 15478), (1526, 11786), (1988, 9047), (2324, 7739), (3052, 5893)]