18531194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 32693760

約数和(自身を除く): 14162566

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 209, 418, 473, 817, 946, 1031, 1634, 2062, 8987, 11341, 17974, 19589, 22682, 39178, 44333, 88666, 215479, 430958, 487663, 842327, 975326, 1684654, 9265597, 18531194]

約数ペア:

[(1, 18531194), (2, 9265597), (11, 1684654), (19, 975326), (22, 842327), (38, 487663), (43, 430958), (86, 215479), (209, 88666), (418, 44333), (473, 39178), (817, 22682), (946, 19589), (1031, 17974), (1634, 11341), (2062, 8987)]