20316528

素因数分解:

$2^4\times 3^3\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 38608272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 131, 144, 216, 262, 359, 393, 432, 524, 718, 786, 1048, 1077, 1179, 1436, 1572, 2096, 2154, 2358, 2872, 3144, 3231, 3537, 4308, 4716, 5744, 6288, 6462, 7074, 8616, 9432, 9693, 12924, 14148, 17232, 18864, 19386, 25848, 28296, 38772, 47029, 51696, 56592, 77544, 94058, 141087, 155088, 188116, 282174, 376232, 423261, 564348, 752464, 846522, 1128696, 1269783, 1693044, 2257392, 2539566, 3386088, 5079132, 6772176, 10158264, 20316528]

約数ペア:

[(1, 20316528), (2, 10158264), (3, 6772176), (4, 5079132), (6, 3386088), (8, 2539566), (9, 2257392), (12, 1693044), (16, 1269783), (18, 1128696), (24, 846522), (27, 752464), (36, 564348), (48, 423261), (54, 376232), (72, 282174), (108, 188116), (131, 155088), (144, 141087), (216, 94058), (262, 77544), (359, 56592), (393, 51696), (432, 47029), (524, 38772), (718, 28296), (786, 25848), (1048, 19386), (1077, 18864), (1179, 17232), (1436, 14148), (1572, 12924), (2096, 9693), (2154, 9432), (2358, 8616), (2872, 7074), (3144, 6462), (3231, 6288), (3537, 5744), (4308, 4716)]