19407360218

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1\times {\mathrm{2081}}^1$

素因数の和:2894

約数の個数: 32

約数和(自身を含む): 30220646400

約数和(自身を除く): 10813286182

約数列:

[1, 2, 31, 62, 349, 431, 698, 862, 2081, 4162, 10819, 13361, 21638, 26722, 64511, 129022, 150419, 300838, 726269, 896911, 1452538, 1793822, 4662989, 9325978, 22514339, 27804241, 45028678, 55608482, 313021939, 626043878, 9703680109, 19407360218]

約数ペア:

[(1, 19407360218), (2, 9703680109), (31, 626043878), (62, 313021939), (349, 55608482), (431, 45028678), (698, 27804241), (862, 22514339), (2081, 9325978), (4162, 4662989), (10819, 1793822), (13361, 1452538), (21638, 896911), (26722, 726269), (64511, 300838), (129022, 150419)]