20329704

素因数分解:

$2^3\times 3^4\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 57608100

約数和(自身を除く): 37278396

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 137, 162, 216, 229, 274, 324, 411, 458, 548, 648, 687, 822, 916, 1096, 1233, 1374, 1644, 1832, 2061, 2466, 2748, 3288, 3699, 4122, 4932, 5496, 6183, 7398, 8244, 9864, 11097, 12366, 14796, 16488, 18549, 22194, 24732, 29592, 31373, 37098, 44388, 49464, 62746, 74196, 88776, 94119, 125492, 148392, 188238, 250984, 282357, 376476, 564714, 752952, 847071, 1129428, 1694142, 2258856, 2541213, 3388284, 5082426, 6776568, 10164852, 20329704]

約数ペア:

[(1, 20329704), (2, 10164852), (3, 6776568), (4, 5082426), (6, 3388284), (8, 2541213), (9, 2258856), (12, 1694142), (18, 1129428), (24, 847071), (27, 752952), (36, 564714), (54, 376476), (72, 282357), (81, 250984), (108, 188238), (137, 148392), (162, 125492), (216, 94119), (229, 88776), (274, 74196), (324, 62746), (411, 49464), (458, 44388), (548, 37098), (648, 31373), (687, 29592), (822, 24732), (916, 22194), (1096, 18549), (1233, 16488), (1374, 14796), (1644, 12366), (1832, 11097), (2061, 9864), (2466, 8244), (2748, 7398), (3288, 6183), (3699, 5496), (4122, 4932)]