20683356

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1913}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 52091424

約数和(自身を除く): 31408068

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 53, 68, 102, 106, 159, 204, 212, 318, 636, 901, 1802, 1913, 2703, 3604, 3826, 5406, 5739, 7652, 10812, 11478, 22956, 32521, 65042, 97563, 101389, 130084, 195126, 202778, 304167, 390252, 405556, 608334, 1216668, 1723613, 3447226, 5170839, 6894452, 10341678, 20683356]

約数ペア:

[(1, 20683356), (2, 10341678), (3, 6894452), (4, 5170839), (6, 3447226), (12, 1723613), (17, 1216668), (34, 608334), (51, 405556), (53, 390252), (68, 304167), (102, 202778), (106, 195126), (159, 130084), (204, 101389), (212, 97563), (318, 65042), (636, 32521), (901, 22956), (1802, 11478), (1913, 10812), (2703, 7652), (3604, 5739), (3826, 5406)]