201814971580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1509913}}^1$

素因数の和:1510126

約数の個数: 48

約数和(自身を含む): 436812080544

約数和(自身を除く): 234997108964

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 163, 164, 205, 326, 410, 652, 815, 820, 1630, 3260, 6683, 13366, 26732, 33415, 66830, 133660, 1509913, 3019826, 6039652, 7549565, 15099130, 30198260, 61906433, 123812866, 246115819, 247625732, 309532165, 492231638, 619064330, 984463276, 1230579095, 1238128660, 2461158190, 4922316380, 10090748579, 20181497158, 40362994316, 50453742895, 100907485790, 201814971580]

約数ペア:

[(1, 201814971580), (2, 100907485790), (4, 50453742895), (5, 40362994316), (10, 20181497158), (20, 10090748579), (41, 4922316380), (82, 2461158190), (163, 1238128660), (164, 1230579095), (205, 984463276), (326, 619064330), (410, 492231638), (652, 309532165), (815, 247625732), (820, 246115819), (1630, 123812866), (3260, 61906433), (6683, 30198260), (13366, 15099130), (26732, 7549565), (33415, 6039652), (66830, 3019826), (133660, 1509913)]