18744298

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 12281942

約数列:

[1, 2, 19, 38, 41, 53, 82, 106, 227, 454, 779, 1007, 1558, 2014, 2173, 4313, 4346, 8626, 9307, 12031, 18614, 24062, 41287, 82574, 176833, 228589, 353666, 457178, 493271, 986542, 9372149, 18744298]

約数ペア:

[(1, 18744298), (2, 9372149), (19, 986542), (38, 493271), (41, 457178), (53, 353666), (82, 228589), (106, 176833), (227, 82574), (454, 41287), (779, 24062), (1007, 18614), (1558, 12031), (2014, 9307), (2173, 8626), (4313, 4346)]