20300091

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 33136128

約数和(自身を除く): 12836037

約数列:

[1, 3, 7, 17, 21, 51, 101, 119, 303, 357, 563, 707, 1689, 1717, 2121, 3941, 5151, 9571, 11823, 12019, 28713, 36057, 56863, 66997, 170589, 200991, 398041, 966671, 1194123, 2900013, 6766697, 20300091]

約数ペア:

[(1, 20300091), (3, 6766697), (7, 2900013), (17, 1194123), (21, 966671), (51, 398041), (101, 200991), (119, 170589), (303, 66997), (357, 56863), (563, 36057), (707, 28713), (1689, 12019), (1717, 11823), (2121, 9571), (3941, 5151)]