19620785538

素因数分解:

$2^1\times 3^2\times {\mathrm{60961}}^1\times {\mathrm{17881}}^1$

素因数の和:78850

約数の個数: 24

約数和(自身を含む): 42514776876

約数和(自身を除く): 22893991338

約数列:

[1, 2, 3, 6, 9, 18, 17881, 35762, 53643, 60961, 107286, 121922, 160929, 182883, 321858, 365766, 548649, 1097298, 1090043641, 2180087282, 3270130923, 6540261846, 9810392769, 19620785538]

約数ペア:

[(1, 19620785538), (2, 9810392769), (3, 6540261846), (6, 3270130923), (9, 2180087282), (18, 1090043641), (17881, 1097298), (35762, 548649), (53643, 365766), (60961, 321858), (107286, 182883), (121922, 160929)]