20993112

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1853

約数の個数: 96

約数和(自身を含む): 67841280

約数和(自身を除く): 46848168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1811, 1932, 2898, 3622, 3864, 5433, 5796, 7244, 10866, 11592, 12677, 14488, 16299, 21732, 25354, 32598, 38031, 41653, 43464, 50708, 65196, 76062, 83306, 101416, 114093, 124959, 130392, 152124, 166612, 228186, 249918, 291571, 304248, 333224, 374877, 456372, 499836, 583142, 749754, 874713, 912744, 999672, 1166284, 1499508, 1749426, 2332568, 2624139, 2999016, 3498852, 5248278, 6997704, 10496556, 20993112]

約数ペア:

[(1, 20993112), (2, 10496556), (3, 6997704), (4, 5248278), (6, 3498852), (7, 2999016), (8, 2624139), (9, 2332568), (12, 1749426), (14, 1499508), (18, 1166284), (21, 999672), (23, 912744), (24, 874713), (28, 749754), (36, 583142), (42, 499836), (46, 456372), (56, 374877), (63, 333224), (69, 304248), (72, 291571), (84, 249918), (92, 228186), (126, 166612), (138, 152124), (161, 130392), (168, 124959), (184, 114093), (207, 101416), (252, 83306), (276, 76062), (322, 65196), (414, 50708), (483, 43464), (504, 41653), (552, 38031), (644, 32598), (828, 25354), (966, 21732), (1288, 16299), (1449, 14488), (1656, 12677), (1811, 11592), (1932, 10866), (2898, 7244), (3622, 5796), (3864, 5433)]