20173284848

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{820319}}^1$

素因数の和:820409

約数の個数: 40

約数和(自身を含む): 41196470400

約数和(自身を除く): 21023185552

約数列:

[1, 2, 4, 8, 16, 29, 53, 58, 106, 116, 212, 232, 424, 464, 848, 1537, 3074, 6148, 12296, 24592, 820319, 1640638, 3281276, 6562552, 13125104, 23789251, 43476907, 47578502, 86953814, 95157004, 173907628, 190314008, 347815256, 380628016, 695630512, 1260830303, 2521660606, 5043321212, 10086642424, 20173284848]

約数ペア:

[(1, 20173284848), (2, 10086642424), (4, 5043321212), (8, 2521660606), (16, 1260830303), (29, 695630512), (53, 380628016), (58, 347815256), (106, 190314008), (116, 173907628), (212, 95157004), (232, 86953814), (424, 47578502), (464, 43476907), (848, 23789251), (1537, 13125104), (3074, 6562552), (6148, 3281276), (12296, 1640638), (24592, 820319)]