19631306

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 31648320

約数和(自身を除く): 12017014

約数列:

[1, 2, 43, 53, 59, 73, 86, 106, 118, 146, 2279, 2537, 3127, 3139, 3869, 4307, 4558, 5074, 6254, 6278, 7738, 8614, 134461, 166367, 185201, 228271, 268922, 332734, 370402, 456542, 9815653, 19631306]

約数ペア:

[(1, 19631306), (2, 9815653), (43, 456542), (53, 370402), (59, 332734), (73, 268922), (86, 228271), (106, 185201), (118, 166367), (146, 134461), (2279, 8614), (2537, 7738), (3127, 6278), (3139, 6254), (3869, 5074), (4307, 4558)]