19738430

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19543}}^1$

素因数の和:19651

約数の個数: 16

約数和(自身を含む): 35882784

約数和(自身を除く): 16144354

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 19543, 39086, 97715, 195430, 1973843, 3947686, 9869215, 19738430]

約数ペア:

[(1, 19738430), (2, 9869215), (5, 3947686), (10, 1973843), (101, 195430), (202, 97715), (505, 39086), (1010, 19543)]