20171279052

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{787}}^1\times {\mathrm{3109}}^1$

素因数の和:4135

約数の個数: 72

約数和(自身を含む): 51292732400

約数和(自身を除く): 31121453348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 458, 687, 787, 916, 1374, 1574, 2061, 2361, 2748, 3109, 3148, 4122, 4722, 6218, 7083, 8244, 9327, 9444, 12436, 14166, 18654, 27981, 28332, 37308, 55962, 111924, 180223, 360446, 540669, 711961, 720892, 1081338, 1423922, 1622007, 2135883, 2162676, 2446783, 2847844, 3244014, 4271766, 4893566, 6407649, 6488028, 7340349, 8543532, 9787132, 12815298, 14680698, 22021047, 25630596, 29361396, 44042094, 88084188, 560313307, 1120626614, 1680939921, 2241253228, 3361879842, 5042819763, 6723759684, 10085639526, 20171279052]

約数ペア:

[(1, 20171279052), (2, 10085639526), (3, 6723759684), (4, 5042819763), (6, 3361879842), (9, 2241253228), (12, 1680939921), (18, 1120626614), (36, 560313307), (229, 88084188), (458, 44042094), (687, 29361396), (787, 25630596), (916, 22021047), (1374, 14680698), (1574, 12815298), (2061, 9787132), (2361, 8543532), (2748, 7340349), (3109, 6488028), (3148, 6407649), (4122, 4893566), (4722, 4271766), (6218, 3244014), (7083, 2847844), (8244, 2446783), (9327, 2162676), (9444, 2135883), (12436, 1622007), (14166, 1423922), (18654, 1081338), (27981, 720892), (28332, 711961), (37308, 540669), (55962, 360446), (111924, 180223)]