20744256

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8311}}^1$

素因数の和:8339

約数の個数: 56

約数和(自身を含む): 59114944

約数和(自身を除く): 38370688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8311, 16622, 24933, 33244, 49866, 66488, 99732, 108043, 132976, 199464, 216086, 265952, 324129, 398928, 432172, 531904, 648258, 797856, 864344, 1296516, 1595712, 1728688, 2593032, 3457376, 5186064, 6914752, 10372128, 20744256]

約数ペア:

[(1, 20744256), (2, 10372128), (3, 6914752), (4, 5186064), (6, 3457376), (8, 2593032), (12, 1728688), (13, 1595712), (16, 1296516), (24, 864344), (26, 797856), (32, 648258), (39, 531904), (48, 432172), (52, 398928), (64, 324129), (78, 265952), (96, 216086), (104, 199464), (156, 132976), (192, 108043), (208, 99732), (312, 66488), (416, 49866), (624, 33244), (832, 24933), (1248, 16622), (2496, 8311)]