20779778878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 34151569920

約数和(自身を除く): 13371791042

約数列:

[1, 2, 17, 34, 59, 103, 118, 163, 206, 326, 617, 1003, 1234, 1751, 2006, 2771, 3502, 5542, 6077, 9617, 10489, 12154, 16789, 19234, 20978, 33578, 36403, 63551, 72806, 100571, 103309, 127102, 163489, 201142, 206618, 285413, 326978, 570826, 618851, 990551, 1080367, 1237702, 1709707, 1981102, 2160734, 3419414, 3749509, 5933689, 7499018, 10358813, 11867378, 16839367, 20717626, 33678734, 63741653, 100872713, 127483306, 176099821, 201745426, 352199642, 611169967, 1222339934, 10389889439, 20779778878]

約数ペア:

[(1, 20779778878), (2, 10389889439), (17, 1222339934), (34, 611169967), (59, 352199642), (103, 201745426), (118, 176099821), (163, 127483306), (206, 100872713), (326, 63741653), (617, 33678734), (1003, 20717626), (1234, 16839367), (1751, 11867378), (2006, 10358813), (2771, 7499018), (3502, 5933689), (5542, 3749509), (6077, 3419414), (9617, 2160734), (10489, 1981102), (12154, 1709707), (16789, 1237702), (19234, 1080367), (20978, 990551), (33578, 618851), (36403, 570826), (63551, 326978), (72806, 285413), (100571, 206618), (103309, 201142), (127102, 163489)]