19365645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 34094592

約数和(自身を除く): 14728947

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2113, 3055, 6339, 9165, 10565, 27469, 31695, 82407, 99311, 137345, 297933, 412035, 496555, 1291043, 1489665, 3873129, 6455215, 19365645]

約数ペア:

[(1, 19365645), (3, 6455215), (5, 3873129), (13, 1489665), (15, 1291043), (39, 496555), (47, 412035), (65, 297933), (141, 137345), (195, 99311), (235, 82407), (611, 31695), (705, 27469), (1833, 10565), (2113, 9165), (3055, 6339)]