90193456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1307}}^1$

素因数の和:1561

約数の個数: 40

約数和(自身を含む): 184898880

約数和(自身を除く): 94705424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 227, 304, 454, 908, 1307, 1816, 2614, 3632, 4313, 5228, 8626, 10456, 17252, 20912, 24833, 34504, 49666, 69008, 99332, 198664, 296689, 397328, 593378, 1186756, 2373512, 4747024, 5637091, 11274182, 22548364, 45096728, 90193456]

約数ペア:

[(1, 90193456), (2, 45096728), (4, 22548364), (8, 11274182), (16, 5637091), (19, 4747024), (38, 2373512), (76, 1186756), (152, 593378), (227, 397328), (304, 296689), (454, 198664), (908, 99332), (1307, 69008), (1816, 49666), (2614, 34504), (3632, 24833), (4313, 20912), (5228, 17252), (8626, 10456)]