20173622

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 38928384

約数和(自身を除く): 18754762

約数列:

[1, 2, 7, 14, 23, 31, 43, 46, 47, 62, 86, 94, 161, 217, 301, 322, 329, 434, 602, 658, 713, 989, 1081, 1333, 1426, 1457, 1978, 2021, 2162, 2666, 2914, 4042, 4991, 6923, 7567, 9331, 9982, 10199, 13846, 14147, 15134, 18662, 20398, 28294, 30659, 33511, 46483, 61318, 62651, 67022, 92966, 125302, 214613, 234577, 325381, 429226, 438557, 469154, 650762, 877114, 1440973, 2881946, 10086811, 20173622]

約数ペア:

[(1, 20173622), (2, 10086811), (7, 2881946), (14, 1440973), (23, 877114), (31, 650762), (43, 469154), (46, 438557), (47, 429226), (62, 325381), (86, 234577), (94, 214613), (161, 125302), (217, 92966), (301, 67022), (322, 62651), (329, 61318), (434, 46483), (602, 33511), (658, 30659), (713, 28294), (989, 20398), (1081, 18662), (1333, 15134), (1426, 14147), (1457, 13846), (1978, 10199), (2021, 9982), (2162, 9331), (2666, 7567), (2914, 6923), (4042, 4991)]