18909473

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2476

約数の個数: 16

約数和(自身を含む): 22228992

約数和(自身を除く): 3319519

約数列:

[1, 11, 23, 31, 253, 341, 713, 2411, 7843, 26521, 55453, 74741, 609983, 822151, 1719043, 18909473]

約数ペア:

[(1, 18909473), (11, 1719043), (23, 822151), (31, 609983), (253, 74741), (341, 55453), (713, 26521), (2411, 7843)]