30857558

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:660

約数の個数: 24

約数和(自身を含む): 49560480

約数和(自身を除く): 18702922

約数列:

[1, 2, 19, 38, 79, 158, 361, 541, 722, 1082, 1501, 3002, 10279, 20558, 28519, 42739, 57038, 85478, 195301, 390602, 812041, 1624082, 15428779, 30857558]

約数ペア:

[(1, 30857558), (2, 15428779), (19, 1624082), (38, 812041), (79, 390602), (158, 195301), (361, 85478), (541, 57038), (722, 42739), (1082, 28519), (1501, 20558), (3002, 10279)]