12731056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 26880224

約数和(自身を除く): 14149168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 631, 776, 1261, 1262, 1552, 2522, 2524, 5044, 5048, 8203, 10088, 10096, 16406, 20176, 32812, 61207, 65624, 122414, 131248, 244828, 489656, 795691, 979312, 1591382, 3182764, 6365528, 12731056]

約数ペア:

[(1, 12731056), (2, 6365528), (4, 3182764), (8, 1591382), (13, 979312), (16, 795691), (26, 489656), (52, 244828), (97, 131248), (104, 122414), (194, 65624), (208, 61207), (388, 32812), (631, 20176), (776, 16406), (1261, 10096), (1262, 10088), (1552, 8203), (2522, 5048), (2524, 5044)]