19655964

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11617}}^1$

素因数の和:11674

約数の個数: 36

約数和(自身を含む): 50747424

約数和(自身を除く): 31091460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11617, 23234, 34851, 46468, 69702, 104553, 139404, 209106, 418212, 545999, 1091998, 1637997, 2183996, 3275994, 4913991, 6551988, 9827982, 19655964]

約数ペア:

[(1, 19655964), (2, 9827982), (3, 6551988), (4, 4913991), (6, 3275994), (9, 2183996), (12, 1637997), (18, 1091998), (36, 545999), (47, 418212), (94, 209106), (141, 139404), (188, 104553), (282, 69702), (423, 46468), (564, 34851), (846, 23234), (1692, 11617)]