19478833166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{35221}}^1$

素因数の和:35564

約数の個数: 32

約数和(自身を含む): 31953398400

約数和(自身を除く): 12474565234

約数列:

[1, 2, 13, 26, 89, 178, 239, 478, 1157, 2314, 3107, 6214, 21271, 35221, 42542, 70442, 276523, 457873, 553046, 915746, 3134669, 6269338, 8417819, 16835638, 40750697, 81501394, 109431647, 218863294, 749185891, 1498371782, 9739416583, 19478833166]

約数ペア:

[(1, 19478833166), (2, 9739416583), (13, 1498371782), (26, 749185891), (89, 218863294), (178, 109431647), (239, 81501394), (478, 40750697), (1157, 16835638), (2314, 8417819), (3107, 6269338), (6214, 3134669), (21271, 915746), (35221, 553046), (42542, 457873), (70442, 276523)]