20673044

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 23453164

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 683, 1081, 1316, 1366, 2162, 2732, 4324, 4781, 7567, 9562, 15134, 15709, 19124, 30268, 31418, 32101, 62836, 64202, 109963, 128404, 219926, 224707, 439852, 449414, 738323, 898828, 1476646, 2953292, 5168261, 10336522, 20673044]

約数ペア:

[(1, 20673044), (2, 10336522), (4, 5168261), (7, 2953292), (14, 1476646), (23, 898828), (28, 738323), (46, 449414), (47, 439852), (92, 224707), (94, 219926), (161, 128404), (188, 109963), (322, 64202), (329, 62836), (644, 32101), (658, 31418), (683, 30268), (1081, 19124), (1316, 15709), (1366, 15134), (2162, 9562), (2732, 7567), (4324, 4781)]