18893873804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1\times {\mathrm{7963}}^1$

素因数の和:8526

約数の個数: 48

約数和(自身を含む): 36039075072

約数和(自身を除く): 17145201268

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 443, 886, 1339, 1772, 2678, 5356, 5759, 7963, 11518, 15926, 23036, 31852, 45629, 91258, 103519, 182516, 207038, 414076, 593177, 820189, 1186354, 1640378, 2372708, 3280756, 3527609, 7055218, 10662457, 14110436, 21324914, 42649828, 45858917, 91717834, 183435668, 363343727, 726687454, 1453374908, 4723468451, 9446936902, 18893873804]

約数ペア:

[(1, 18893873804), (2, 9446936902), (4, 4723468451), (13, 1453374908), (26, 726687454), (52, 363343727), (103, 183435668), (206, 91717834), (412, 45858917), (443, 42649828), (886, 21324914), (1339, 14110436), (1772, 10662457), (2678, 7055218), (5356, 3527609), (5759, 3280756), (7963, 2372708), (11518, 1640378), (15926, 1186354), (23036, 820189), (31852, 593177), (45629, 414076), (91258, 207038), (103519, 182516)]