19628970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8963}}^1$

素因数の和:9046

約数の個数: 32

約数和(自身を含む): 47760192

約数和(自身を除く): 28131222

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 8963, 17926, 26889, 44815, 53778, 89630, 134445, 268890, 654299, 1308598, 1962897, 3271495, 3925794, 6542990, 9814485, 19628970]

約数ペア:

[(1, 19628970), (2, 9814485), (3, 6542990), (5, 3925794), (6, 3271495), (10, 1962897), (15, 1308598), (30, 654299), (73, 268890), (146, 134445), (219, 89630), (365, 53778), (438, 44815), (730, 26889), (1095, 17926), (2190, 8963)]