20253952

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1374

約数の個数: 36

約数和(自身を含む): 41123236

約数和(自身を除く): 20869284

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1297, 1952, 2594, 3904, 5188, 7808, 10376, 15616, 20752, 41504, 79117, 83008, 158234, 166016, 316468, 332032, 632936, 1265872, 2531744, 5063488, 10126976, 20253952]

約数ペア:

[(1, 20253952), (2, 10126976), (4, 5063488), (8, 2531744), (16, 1265872), (32, 632936), (61, 332032), (64, 316468), (122, 166016), (128, 158234), (244, 83008), (256, 79117), (488, 41504), (976, 20752), (1297, 15616), (1952, 10376), (2594, 7808), (3904, 5188)]