18381778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9127}}^1$

素因数の和:9201

約数の個数: 16

約数和(自身を含む): 29574720

約数和(自身を除く): 11192942

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9127, 18254, 173413, 346826, 483731, 967462, 9190889, 18381778]

約数ペア:

[(1, 18381778), (2, 9190889), (19, 967462), (38, 483731), (53, 346826), (106, 173413), (1007, 18254), (2014, 9127)]