20503152

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1579

約数の個数: 80

約数和(自身を含む): 60789760

約数和(自身を除く): 40286608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1531, 1674, 2232, 3062, 3348, 4464, 4593, 6124, 6696, 9186, 12248, 13392, 13779, 18372, 24496, 27558, 36744, 41337, 47461, 55116, 73488, 82674, 94922, 110232, 142383, 165348, 189844, 220464, 284766, 330696, 379688, 427149, 569532, 661392, 759376, 854298, 1139064, 1281447, 1708596, 2278128, 2562894, 3417192, 5125788, 6834384, 10251576, 20503152]

約数ペア:

[(1, 20503152), (2, 10251576), (3, 6834384), (4, 5125788), (6, 3417192), (8, 2562894), (9, 2278128), (12, 1708596), (16, 1281447), (18, 1139064), (24, 854298), (27, 759376), (31, 661392), (36, 569532), (48, 427149), (54, 379688), (62, 330696), (72, 284766), (93, 220464), (108, 189844), (124, 165348), (144, 142383), (186, 110232), (216, 94922), (248, 82674), (279, 73488), (372, 55116), (432, 47461), (496, 41337), (558, 36744), (744, 27558), (837, 24496), (1116, 18372), (1488, 13779), (1531, 13392), (1674, 12248), (2232, 9186), (3062, 6696), (3348, 6124), (4464, 4593)]