19478379214

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1229}}^1\times {\mathrm{2689}}^1$

素因数の和:4348

約数の個数: 32

約数和(自身を含む): 33510513600

約数和(自身を除く): 14032134386

約数列:

[1, 2, 7, 14, 421, 842, 1229, 2458, 2689, 2947, 5378, 5894, 8603, 17206, 18823, 37646, 517409, 1034818, 1132069, 2264138, 3304781, 3621863, 6609562, 7243726, 7924483, 15848966, 23133467, 46266934, 1391312801, 2782625602, 9739189607, 19478379214]

約数ペア:

[(1, 19478379214), (2, 9739189607), (7, 2782625602), (14, 1391312801), (421, 46266934), (842, 23133467), (1229, 15848966), (2458, 7924483), (2689, 7243726), (2947, 6609562), (5378, 3621863), (5894, 3304781), (8603, 2264138), (17206, 1132069), (18823, 1034818), (37646, 517409)]