20944490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13009}}^1$

素因数の和:13046

約数の個数: 32

約数和(自身を含む): 44962560

約数和(自身を除く): 24018070

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13009, 26018, 65045, 91063, 130090, 182126, 299207, 455315, 598414, 910630, 1496035, 2094449, 2992070, 4188898, 10472245, 20944490]

約数ペア:

[(1, 20944490), (2, 10472245), (5, 4188898), (7, 2992070), (10, 2094449), (14, 1496035), (23, 910630), (35, 598414), (46, 455315), (70, 299207), (115, 182126), (161, 130090), (230, 91063), (322, 65045), (805, 26018), (1610, 13009)]