20803830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16127}}^1$

素因数の和:16180

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 30289674

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16127, 32254, 48381, 80635, 96762, 161270, 241905, 483810, 693461, 1386922, 2080383, 3467305, 4160766, 6934610, 10401915, 20803830]

約数ペア:

[(1, 20803830), (2, 10401915), (3, 6934610), (5, 4160766), (6, 3467305), (10, 2080383), (15, 1386922), (30, 693461), (43, 483810), (86, 241905), (129, 161270), (215, 96762), (258, 80635), (430, 48381), (645, 32254), (1290, 16127)]