20189630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2141}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 38864448

約数和(自身を除く): 18674818

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 2141, 4282, 4715, 9430, 10705, 21410, 49243, 87781, 98486, 175562, 246215, 438905, 492430, 877810, 2018963, 4037926, 10094815, 20189630]

約数ペア:

[(1, 20189630), (2, 10094815), (5, 4037926), (10, 2018963), (23, 877810), (41, 492430), (46, 438905), (82, 246215), (115, 175562), (205, 98486), (230, 87781), (410, 49243), (943, 21410), (1886, 10705), (2141, 9430), (4282, 4715)]