20385984

素因数分解:

$2^6\times 3^1\times {\mathrm{89}}^1\times {\mathrm{1193}}^1$

素因数の和:1297

約数の個数: 56

約数和(自身を含む): 54589680

約数和(自身を除く): 34203696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 89, 96, 178, 192, 267, 356, 534, 712, 1068, 1193, 1424, 2136, 2386, 2848, 3579, 4272, 4772, 5696, 7158, 8544, 9544, 14316, 17088, 19088, 28632, 38176, 57264, 76352, 106177, 114528, 212354, 229056, 318531, 424708, 637062, 849416, 1274124, 1698832, 2548248, 3397664, 5096496, 6795328, 10192992, 20385984]

約数ペア:

[(1, 20385984), (2, 10192992), (3, 6795328), (4, 5096496), (6, 3397664), (8, 2548248), (12, 1698832), (16, 1274124), (24, 849416), (32, 637062), (48, 424708), (64, 318531), (89, 229056), (96, 212354), (178, 114528), (192, 106177), (267, 76352), (356, 57264), (534, 38176), (712, 28632), (1068, 19088), (1193, 17088), (1424, 14316), (2136, 9544), (2386, 8544), (2848, 7158), (3579, 5696), (4272, 4772)]