19321840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10501}}^1$

素因数の和:10537

約数の個数: 40

約数和(自身を含む): 46880928

約数和(自身を除く): 27559088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10501, 21002, 42004, 52505, 84008, 105010, 168016, 210020, 241523, 420040, 483046, 840080, 966092, 1207615, 1932184, 2415230, 3864368, 4830460, 9660920, 19321840]

約数ペア:

[(1, 19321840), (2, 9660920), (4, 4830460), (5, 3864368), (8, 2415230), (10, 1932184), (16, 1207615), (20, 966092), (23, 840080), (40, 483046), (46, 420040), (80, 241523), (92, 210020), (115, 168016), (184, 105010), (230, 84008), (368, 52505), (460, 42004), (920, 21002), (1840, 10501)]