20235966712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{2711}}^1\times {\mathrm{5521}}^1$

素因数の和:8264

約数の個数: 48

約数和(自身を含む): 41108197680

約数和(自身を除く): 20872230968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2711, 5422, 5521, 10844, 11042, 21688, 22084, 35243, 44168, 70486, 71773, 140972, 143546, 281944, 287092, 458159, 574184, 916318, 933049, 1832636, 1866098, 3665272, 3732196, 7464392, 14967431, 29934862, 59869724, 119739448, 194576603, 389153206, 778306412, 1556612824, 2529495839, 5058991678, 10117983356, 20235966712]

約数ペア:

[(1, 20235966712), (2, 10117983356), (4, 5058991678), (8, 2529495839), (13, 1556612824), (26, 778306412), (52, 389153206), (104, 194576603), (169, 119739448), (338, 59869724), (676, 29934862), (1352, 14967431), (2711, 7464392), (5422, 3732196), (5521, 3665272), (10844, 1866098), (11042, 1832636), (21688, 933049), (22084, 916318), (35243, 574184), (44168, 458159), (70486, 287092), (71773, 281944), (140972, 143546)]