19635340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57751}}^1$

素因数の和:57777

約数の個数: 24

約数和(自身を含む): 43660512

約数和(自身を除く): 24025172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 57751, 115502, 231004, 288755, 577510, 981767, 1155020, 1963534, 3927068, 4908835, 9817670, 19635340]

約数ペア:

[(1, 19635340), (2, 9817670), (4, 4908835), (5, 3927068), (10, 1963534), (17, 1155020), (20, 981767), (34, 577510), (68, 288755), (85, 231004), (170, 115502), (340, 57751)]