20068800648

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1213643}}^1$

素因数の和:1213718

約数の個数: 64

約数和(自身を含む): 55050891840

約数和(自身を除く): 34982091192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 2067, 2756, 4134, 5512, 8268, 16536, 1213643, 2427286, 3640929, 4854572, 7281858, 9709144, 14563716, 15777359, 29127432, 31554718, 47332077, 63109436, 64323079, 94664154, 126218872, 128646158, 189328308, 192969237, 257292316, 378656616, 385938474, 514584632, 771876948, 836200027, 1543753896, 1672400054, 2508600081, 3344800108, 5017200162, 6689600216, 10034400324, 20068800648]

約数ペア:

[(1, 20068800648), (2, 10034400324), (3, 6689600216), (4, 5017200162), (6, 3344800108), (8, 2508600081), (12, 1672400054), (13, 1543753896), (24, 836200027), (26, 771876948), (39, 514584632), (52, 385938474), (53, 378656616), (78, 257292316), (104, 192969237), (106, 189328308), (156, 128646158), (159, 126218872), (212, 94664154), (312, 64323079), (318, 63109436), (424, 47332077), (636, 31554718), (689, 29127432), (1272, 15777359), (1378, 14563716), (2067, 9709144), (2756, 7281858), (4134, 4854572), (5512, 3640929), (8268, 2427286), (16536, 1213643)]