20383616

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 45826560

約数和(自身を除く): 25442944

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 341, 352, 467, 496, 682, 704, 934, 992, 1364, 1408, 1868, 1984, 2728, 3736, 3968, 5137, 5456, 7472, 10274, 10912, 14477, 14944, 20548, 21824, 28954, 29888, 41096, 43648, 57908, 59776, 82192, 115816, 159247, 164384, 231632, 318494, 328768, 463264, 636988, 657536, 926528, 1273976, 1853056, 2547952, 5095904, 10191808, 20383616]

約数ペア:

[(1, 20383616), (2, 10191808), (4, 5095904), (8, 2547952), (11, 1853056), (16, 1273976), (22, 926528), (31, 657536), (32, 636988), (44, 463264), (62, 328768), (64, 318494), (88, 231632), (124, 164384), (128, 159247), (176, 115816), (248, 82192), (341, 59776), (352, 57908), (467, 43648), (496, 41096), (682, 29888), (704, 28954), (934, 21824), (992, 20548), (1364, 14944), (1408, 14477), (1868, 10912), (1984, 10274), (2728, 7472), (3736, 5456), (3968, 5137)]