20003676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21649}}^1$

素因数の和:21674

約数の個数: 48

約数和(自身を含む): 58195200

約数和(自身を除く): 38191524

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21649, 43298, 64947, 86596, 129894, 151543, 238139, 259788, 303086, 454629, 476278, 606172, 714417, 909258, 952556, 1428834, 1666973, 1818516, 2857668, 3333946, 5000919, 6667892, 10001838, 20003676]

約数ペア:

[(1, 20003676), (2, 10001838), (3, 6667892), (4, 5000919), (6, 3333946), (7, 2857668), (11, 1818516), (12, 1666973), (14, 1428834), (21, 952556), (22, 909258), (28, 714417), (33, 606172), (42, 476278), (44, 454629), (66, 303086), (77, 259788), (84, 238139), (132, 151543), (154, 129894), (231, 86596), (308, 64947), (462, 43298), (924, 21649)]