18882019970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7463249}}^1$

素因数の和:7463290

約数の個数: 32

約数和(自身を含む): 38689488000

約数和(自身を除く): 19807468030

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7463249, 14926498, 37316245, 74632490, 82095739, 164191478, 171654727, 343309454, 410478695, 820957390, 858273635, 1716547270, 1888201997, 3776403994, 9441009985, 18882019970]

約数ペア:

[(1, 18882019970), (2, 9441009985), (5, 3776403994), (10, 1888201997), (11, 1716547270), (22, 858273635), (23, 820957390), (46, 410478695), (55, 343309454), (110, 171654727), (115, 164191478), (230, 82095739), (253, 74632490), (506, 37316245), (1265, 14926498), (2530, 7463249)]