20776704

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 72

約数和(自身を含む): 59578512

約数和(自身を除く): 38801808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2081, 2496, 3328, 4162, 4992, 6243, 8324, 9984, 12486, 16648, 24972, 27053, 33296, 49944, 54106, 66592, 81159, 99888, 108212, 133184, 162318, 199776, 216424, 266368, 324636, 399552, 432848, 532736, 649272, 799104, 865696, 1298544, 1598208, 1731392, 2597088, 3462784, 5194176, 6925568, 10388352, 20776704]

約数ペア:

[(1, 20776704), (2, 10388352), (3, 6925568), (4, 5194176), (6, 3462784), (8, 2597088), (12, 1731392), (13, 1598208), (16, 1298544), (24, 865696), (26, 799104), (32, 649272), (39, 532736), (48, 432848), (52, 399552), (64, 324636), (78, 266368), (96, 216424), (104, 199776), (128, 162318), (156, 133184), (192, 108212), (208, 99888), (256, 81159), (312, 66592), (384, 54106), (416, 49944), (624, 33296), (768, 27053), (832, 24972), (1248, 16648), (1664, 12486), (2081, 9984), (2496, 8324), (3328, 6243), (4162, 4992)]