20720016

素因数分解:

$2^4\times 3^3\times {\mathrm{47963}}^1$

素因数の和:47980

約数の個数: 40

約数和(自身を含む): 59475360

約数和(自身を除く): 38755344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 47963, 95926, 143889, 191852, 287778, 383704, 431667, 575556, 767408, 863334, 1151112, 1295001, 1726668, 2302224, 2590002, 3453336, 5180004, 6906672, 10360008, 20720016]

約数ペア:

[(1, 20720016), (2, 10360008), (3, 6906672), (4, 5180004), (6, 3453336), (8, 2590002), (9, 2302224), (12, 1726668), (16, 1295001), (18, 1151112), (24, 863334), (27, 767408), (36, 575556), (48, 431667), (54, 383704), (72, 287778), (108, 191852), (144, 143889), (216, 95926), (432, 47963)]