20057544

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2381}}^1$

素因数の和:2412

約数の個数: 80

約数和(自身を含む): 60526620

約数和(自身を除く): 40469076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2381, 2808, 4212, 4762, 7143, 8424, 9524, 14286, 19048, 21429, 28572, 30953, 42858, 57144, 61906, 64287, 85716, 92859, 123812, 128574, 171432, 185718, 192861, 247624, 257148, 278577, 371436, 385722, 514296, 557154, 742872, 771444, 835731, 1114308, 1542888, 1671462, 2228616, 2507193, 3342924, 5014386, 6685848, 10028772, 20057544]

約数ペア:

[(1, 20057544), (2, 10028772), (3, 6685848), (4, 5014386), (6, 3342924), (8, 2507193), (9, 2228616), (12, 1671462), (13, 1542888), (18, 1114308), (24, 835731), (26, 771444), (27, 742872), (36, 557154), (39, 514296), (52, 385722), (54, 371436), (72, 278577), (78, 257148), (81, 247624), (104, 192861), (108, 185718), (117, 171432), (156, 128574), (162, 123812), (216, 92859), (234, 85716), (312, 64287), (324, 61906), (351, 57144), (468, 42858), (648, 30953), (702, 28572), (936, 21429), (1053, 19048), (1404, 14286), (2106, 9524), (2381, 8424), (2808, 7143), (4212, 4762)]