19120270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7741}}^1$

素因数の和:7780

約数の個数: 32

約数和(自身を含む): 39019680

約数和(自身を除く): 19899410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7741, 15482, 38705, 77410, 100633, 147079, 201266, 294158, 503165, 735395, 1006330, 1470790, 1912027, 3824054, 9560135, 19120270]

約数ペア:

[(1, 19120270), (2, 9560135), (5, 3824054), (10, 1912027), (13, 1470790), (19, 1006330), (26, 735395), (38, 503165), (65, 294158), (95, 201266), (130, 147079), (190, 100633), (247, 77410), (494, 38705), (1235, 15482), (2470, 7741)]