20608728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2088

約数の個数: 64

約数和(自身を含む): 59877120

約数和(自身を除く): 39268392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2011, 2562, 3416, 4022, 5124, 6033, 8044, 10248, 12066, 14077, 16088, 24132, 28154, 42231, 48264, 56308, 84462, 112616, 122671, 168924, 245342, 337848, 368013, 490684, 736026, 858697, 981368, 1472052, 1717394, 2576091, 2944104, 3434788, 5152182, 6869576, 10304364, 20608728]

約数ペア:

[(1, 20608728), (2, 10304364), (3, 6869576), (4, 5152182), (6, 3434788), (7, 2944104), (8, 2576091), (12, 1717394), (14, 1472052), (21, 981368), (24, 858697), (28, 736026), (42, 490684), (56, 368013), (61, 337848), (84, 245342), (122, 168924), (168, 122671), (183, 112616), (244, 84462), (366, 56308), (427, 48264), (488, 42231), (732, 28154), (854, 24132), (1281, 16088), (1464, 14077), (1708, 12066), (2011, 10248), (2562, 8044), (3416, 6033), (4022, 5124)]