19658790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9497}}^1$

素因数の和:9533

約数の個数: 48

約数和(自身を含む): 53340768

約数和(自身を除く): 33681978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9497, 18994, 28491, 47485, 56982, 85473, 94970, 142455, 170946, 218431, 284910, 427365, 436862, 655293, 854730, 1092155, 1310586, 1965879, 2184310, 3276465, 3931758, 6552930, 9829395, 19658790]

約数ペア:

[(1, 19658790), (2, 9829395), (3, 6552930), (5, 3931758), (6, 3276465), (9, 2184310), (10, 1965879), (15, 1310586), (18, 1092155), (23, 854730), (30, 655293), (45, 436862), (46, 427365), (69, 284910), (90, 218431), (115, 170946), (138, 142455), (207, 94970), (230, 85473), (345, 56982), (414, 47485), (690, 28491), (1035, 18994), (2070, 9497)]