20715696

素因数分解:

$2^4\times 3^3\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:703

約数の個数: 80

約数和(自身を含む): 60313600

約数和(自身を除く): 39597904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 108, 144, 158, 216, 237, 316, 432, 474, 607, 632, 711, 948, 1214, 1264, 1422, 1821, 1896, 2133, 2428, 2844, 3642, 3792, 4266, 4856, 5463, 5688, 7284, 8532, 9712, 10926, 11376, 14568, 16389, 17064, 21852, 29136, 32778, 34128, 43704, 47953, 65556, 87408, 95906, 131112, 143859, 191812, 262224, 287718, 383624, 431577, 575436, 767248, 863154, 1150872, 1294731, 1726308, 2301744, 2589462, 3452616, 5178924, 6905232, 10357848, 20715696]

約数ペア:

[(1, 20715696), (2, 10357848), (3, 6905232), (4, 5178924), (6, 3452616), (8, 2589462), (9, 2301744), (12, 1726308), (16, 1294731), (18, 1150872), (24, 863154), (27, 767248), (36, 575436), (48, 431577), (54, 383624), (72, 287718), (79, 262224), (108, 191812), (144, 143859), (158, 131112), (216, 95906), (237, 87408), (316, 65556), (432, 47953), (474, 43704), (607, 34128), (632, 32778), (711, 29136), (948, 21852), (1214, 17064), (1264, 16389), (1422, 14568), (1821, 11376), (1896, 10926), (2133, 9712), (2428, 8532), (2844, 7284), (3642, 5688), (3792, 5463), (4266, 4856)]