18543520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5039}}^1$

素因数の和:5077

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 27179360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 5039, 10078, 20156, 25195, 40312, 50390, 80624, 100780, 115897, 161248, 201560, 231794, 403120, 463588, 579485, 806240, 927176, 1158970, 1854352, 2317940, 3708704, 4635880, 9271760, 18543520]

約数ペア:

[(1, 18543520), (2, 9271760), (4, 4635880), (5, 3708704), (8, 2317940), (10, 1854352), (16, 1158970), (20, 927176), (23, 806240), (32, 579485), (40, 463588), (46, 403120), (80, 231794), (92, 201560), (115, 161248), (160, 115897), (184, 100780), (230, 80624), (368, 50390), (460, 40312), (736, 25195), (920, 20156), (1840, 10078), (3680, 5039)]