19325042884

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{68791}}^1$

素因数の和:69008

約数の個数: 48

約数和(自身を含む): 39448084480

約数和(自身を除く): 20123041596

約数列:

[1, 2, 4, 7, 14, 28, 79, 127, 158, 254, 316, 508, 553, 889, 1106, 1778, 2212, 3556, 10033, 20066, 40132, 68791, 70231, 137582, 140462, 275164, 280924, 481537, 963074, 1926148, 5434489, 8736457, 10868978, 17472914, 21737956, 34945828, 38041423, 61155199, 76082846, 122310398, 152165692, 244620796, 690180103, 1380360206, 2760720412, 4831260721, 9662521442, 19325042884]

約数ペア:

[(1, 19325042884), (2, 9662521442), (4, 4831260721), (7, 2760720412), (14, 1380360206), (28, 690180103), (79, 244620796), (127, 152165692), (158, 122310398), (254, 76082846), (316, 61155199), (508, 38041423), (553, 34945828), (889, 21737956), (1106, 17472914), (1778, 10868978), (2212, 8736457), (3556, 5434489), (10033, 1926148), (20066, 963074), (40132, 481537), (68791, 280924), (70231, 275164), (137582, 140462)]