20894112

素因数分解:

$2^5\times 3^5\times {\mathrm{2687}}^1$

素因数の和:2712

約数の個数: 72

約数和(自身を含む): 61641216

約数和(自身を除く): 40747104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 2687, 3888, 5374, 7776, 8061, 10748, 16122, 21496, 24183, 32244, 42992, 48366, 64488, 72549, 85984, 96732, 128976, 145098, 193464, 217647, 257952, 290196, 386928, 435294, 580392, 652941, 773856, 870588, 1160784, 1305882, 1741176, 2321568, 2611764, 3482352, 5223528, 6964704, 10447056, 20894112]

約数ペア:

[(1, 20894112), (2, 10447056), (3, 6964704), (4, 5223528), (6, 3482352), (8, 2611764), (9, 2321568), (12, 1741176), (16, 1305882), (18, 1160784), (24, 870588), (27, 773856), (32, 652941), (36, 580392), (48, 435294), (54, 386928), (72, 290196), (81, 257952), (96, 217647), (108, 193464), (144, 145098), (162, 128976), (216, 96732), (243, 85984), (288, 72549), (324, 64488), (432, 48366), (486, 42992), (648, 32244), (864, 24183), (972, 21496), (1296, 16122), (1944, 10748), (2592, 8061), (2687, 7776), (3888, 5374)]