16249912

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 36426240

約数和(自身を除く): 20176328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 67, 71, 122, 134, 142, 244, 268, 284, 427, 469, 488, 497, 536, 568, 854, 938, 994, 1708, 1876, 1988, 3416, 3752, 3976, 4087, 4331, 4757, 8174, 8662, 9514, 16348, 17324, 19028, 28609, 30317, 32696, 33299, 34648, 38056, 57218, 60634, 66598, 114436, 121268, 133196, 228872, 242536, 266392, 290177, 580354, 1160708, 2031239, 2321416, 4062478, 8124956, 16249912]

約数ペア:

[(1, 16249912), (2, 8124956), (4, 4062478), (7, 2321416), (8, 2031239), (14, 1160708), (28, 580354), (56, 290177), (61, 266392), (67, 242536), (71, 228872), (122, 133196), (134, 121268), (142, 114436), (244, 66598), (268, 60634), (284, 57218), (427, 38056), (469, 34648), (488, 33299), (497, 32696), (536, 30317), (568, 28609), (854, 19028), (938, 17324), (994, 16348), (1708, 9514), (1876, 8662), (1988, 8174), (3416, 4757), (3752, 4331), (3976, 4087)]