20054776

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 45489600

約数和(自身を除く): 25434824

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 53, 56, 58, 106, 116, 203, 212, 232, 233, 371, 406, 424, 466, 742, 812, 932, 1484, 1537, 1624, 1631, 1864, 2968, 3074, 3262, 6148, 6524, 6757, 10759, 12296, 12349, 13048, 13514, 21518, 24698, 27028, 43036, 47299, 49396, 54056, 86072, 86443, 94598, 98792, 172886, 189196, 345772, 358121, 378392, 691544, 716242, 1432484, 2506847, 2864968, 5013694, 10027388, 20054776]

約数ペア:

[(1, 20054776), (2, 10027388), (4, 5013694), (7, 2864968), (8, 2506847), (14, 1432484), (28, 716242), (29, 691544), (53, 378392), (56, 358121), (58, 345772), (106, 189196), (116, 172886), (203, 98792), (212, 94598), (232, 86443), (233, 86072), (371, 54056), (406, 49396), (424, 47299), (466, 43036), (742, 27028), (812, 24698), (932, 21518), (1484, 13514), (1537, 13048), (1624, 12349), (1631, 12296), (1864, 10759), (2968, 6757), (3074, 6524), (3262, 6148)]