20118371654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9989261}}^1$

素因数の和:9989335

約数の個数: 16

約数和(自身を含む): 32365208880

約数和(自身を除く): 12246837226

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9989261, 19978522, 189795959, 379591918, 529430833, 1058861666, 10059185827, 20118371654]

約数ペア:

[(1, 20118371654), (2, 10059185827), (19, 1058861666), (38, 529430833), (53, 379591918), (106, 189795959), (1007, 19978522), (2014, 9989261)]