20138180824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1\times {\mathrm{1693}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 40340916000

約数和(自身を除く): 20202735176

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149, 298, 587, 596, 1174, 1192, 1693, 2348, 2533, 3386, 4696, 5066, 6772, 9979, 10132, 13544, 19958, 20264, 28781, 39916, 57562, 79832, 87463, 115124, 174926, 230248, 252257, 349852, 504514, 699704, 993791, 1009028, 1486871, 1987582, 2018056, 2973742, 3975164, 4288369, 5947484, 7950328, 8576738, 11894968, 16894447, 17153476, 33788894, 34306952, 67577788, 135155576, 148074859, 296149718, 592299436, 1184598872, 2517272603, 5034545206, 10069090412, 20138180824]

約数ペア:

[(1, 20138180824), (2, 10069090412), (4, 5034545206), (8, 2517272603), (17, 1184598872), (34, 592299436), (68, 296149718), (136, 148074859), (149, 135155576), (298, 67577788), (587, 34306952), (596, 33788894), (1174, 17153476), (1192, 16894447), (1693, 11894968), (2348, 8576738), (2533, 7950328), (3386, 5947484), (4696, 4288369), (5066, 3975164), (6772, 2973742), (9979, 2018056), (10132, 1987582), (13544, 1486871), (19958, 1009028), (20264, 993791), (28781, 699704), (39916, 504514), (57562, 349852), (79832, 252257), (87463, 230248), (115124, 174926)]