20899008

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2822

約数の個数: 84

約数和(自身を含む): 64534288

約数和(自身を除く): 43635280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2791, 3744, 5582, 7488, 8373, 11164, 16746, 22328, 25119, 33492, 36283, 44656, 50238, 66984, 72566, 89312, 100476, 108849, 133968, 145132, 178624, 200952, 217698, 267936, 290264, 326547, 401904, 435396, 535872, 580528, 653094, 803808, 870792, 1161056, 1306188, 1607616, 1741584, 2322112, 2612376, 3483168, 5224752, 6966336, 10449504, 20899008]

約数ペア:

[(1, 20899008), (2, 10449504), (3, 6966336), (4, 5224752), (6, 3483168), (8, 2612376), (9, 2322112), (12, 1741584), (13, 1607616), (16, 1306188), (18, 1161056), (24, 870792), (26, 803808), (32, 653094), (36, 580528), (39, 535872), (48, 435396), (52, 401904), (64, 326547), (72, 290264), (78, 267936), (96, 217698), (104, 200952), (117, 178624), (144, 145132), (156, 133968), (192, 108849), (208, 100476), (234, 89312), (288, 72566), (312, 66984), (416, 50238), (468, 44656), (576, 36283), (624, 33492), (832, 25119), (936, 22328), (1248, 16746), (1872, 11164), (2496, 8373), (2791, 7488), (3744, 5582)]