19840390130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{323819}}^1$

素因数の和:324394

約数の個数: 32

約数和(自身を含む): 39029376960

約数和(自身を除く): 19188986830

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 557, 1114, 2785, 5570, 6127, 12254, 30635, 61270, 323819, 647638, 1619095, 3238190, 3562009, 7124018, 17810045, 35620090, 180367183, 360734366, 901835915, 1803671830, 1984039013, 3968078026, 9920195065, 19840390130]

約数ペア:

[(1, 19840390130), (2, 9920195065), (5, 3968078026), (10, 1984039013), (11, 1803671830), (22, 901835915), (55, 360734366), (110, 180367183), (557, 35620090), (1114, 17810045), (2785, 7124018), (5570, 3562009), (6127, 3238190), (12254, 1619095), (30635, 647638), (61270, 323819)]