20867784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{124213}}^1$

素因数の和:124229

約数の個数: 32

約数和(自身を含む): 59622720

約数和(自身を除く): 38754936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 124213, 248426, 372639, 496852, 745278, 869491, 993704, 1490556, 1738982, 2608473, 2981112, 3477964, 5216946, 6955928, 10433892, 20867784]

約数ペア:

[(1, 20867784), (2, 10433892), (3, 6955928), (4, 5216946), (6, 3477964), (7, 2981112), (8, 2608473), (12, 1738982), (14, 1490556), (21, 993704), (24, 869491), (28, 745278), (42, 496852), (56, 372639), (84, 248426), (168, 124213)]