19351192

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 43683840

約数和(自身を除く): 24332648

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 157, 217, 248, 284, 314, 434, 497, 568, 628, 868, 994, 1099, 1256, 1736, 1988, 2198, 2201, 3976, 4396, 4402, 4867, 8792, 8804, 9734, 11147, 15407, 17608, 19468, 22294, 30814, 34069, 38936, 44588, 61628, 68138, 78029, 89176, 123256, 136276, 156058, 272552, 312116, 345557, 624232, 691114, 1382228, 2418899, 2764456, 4837798, 9675596, 19351192]

約数ペア:

[(1, 19351192), (2, 9675596), (4, 4837798), (7, 2764456), (8, 2418899), (14, 1382228), (28, 691114), (31, 624232), (56, 345557), (62, 312116), (71, 272552), (124, 156058), (142, 136276), (157, 123256), (217, 89176), (248, 78029), (284, 68138), (314, 61628), (434, 44588), (497, 38936), (568, 34069), (628, 30814), (868, 22294), (994, 19468), (1099, 17608), (1256, 15407), (1736, 11147), (1988, 9734), (2198, 8804), (2201, 8792), (3976, 4867), (4396, 4402)]