20560698918

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{53047}}^1$

素因数の和:53469

約数の個数: 48

約数和(自身を含む): 45407602656

約数和(自身を除く): 24846903738

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 353, 366, 549, 706, 1059, 1098, 2118, 3177, 6354, 21533, 43066, 53047, 64599, 106094, 129198, 159141, 193797, 318282, 387594, 477423, 954846, 3235867, 6471734, 9707601, 18725591, 19415202, 29122803, 37451182, 56176773, 58245606, 112353546, 168530319, 337060638, 1142261051, 2284522102, 3426783153, 6853566306, 10280349459, 20560698918]

約数ペア:

[(1, 20560698918), (2, 10280349459), (3, 6853566306), (6, 3426783153), (9, 2284522102), (18, 1142261051), (61, 337060638), (122, 168530319), (183, 112353546), (353, 58245606), (366, 56176773), (549, 37451182), (706, 29122803), (1059, 19415202), (1098, 18725591), (2118, 9707601), (3177, 6471734), (6354, 3235867), (21533, 954846), (43066, 477423), (53047, 387594), (64599, 318282), (106094, 193797), (129198, 159141)]