20341728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6421}}^1$

素因数の和:6448

約数の個数: 72

約数和(自身を含む): 63115416

約数和(自身を除く): 42773688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6421, 12842, 19263, 25684, 38526, 51368, 57789, 70631, 77052, 102736, 115578, 141262, 154104, 205472, 211893, 231156, 282524, 308208, 423786, 462312, 565048, 616416, 635679, 847572, 924624, 1130096, 1271358, 1695144, 1849248, 2260192, 2542716, 3390288, 5085432, 6780576, 10170864, 20341728]

約数ペア:

[(1, 20341728), (2, 10170864), (3, 6780576), (4, 5085432), (6, 3390288), (8, 2542716), (9, 2260192), (11, 1849248), (12, 1695144), (16, 1271358), (18, 1130096), (22, 924624), (24, 847572), (32, 635679), (33, 616416), (36, 565048), (44, 462312), (48, 423786), (66, 308208), (72, 282524), (88, 231156), (96, 211893), (99, 205472), (132, 154104), (144, 141262), (176, 115578), (198, 102736), (264, 77052), (288, 70631), (352, 57789), (396, 51368), (528, 38526), (792, 25684), (1056, 19263), (1584, 12842), (3168, 6421)]