20693330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12853}}^1$

素因数の和:12890

約数の個数: 32

約数和(自身を含む): 44423424

約数和(自身を除く): 23730094

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12853, 25706, 64265, 89971, 128530, 179942, 295619, 449855, 591238, 899710, 1478095, 2069333, 2956190, 4138666, 10346665, 20693330]

約数ペア:

[(1, 20693330), (2, 10346665), (5, 4138666), (7, 2956190), (10, 2069333), (14, 1478095), (23, 899710), (35, 591238), (46, 449855), (70, 295619), (115, 179942), (161, 128530), (230, 89971), (322, 64265), (805, 25706), (1610, 12853)]