20131709792

素因数分解:

$2^5\times {\mathrm{41}}^2\times {\mathrm{271}}^1\times {\mathrm{1381}}^1$

素因数の和:1744

約数の個数: 72

約数和(自身を含む): 40804003296

約数和(自身を除く): 20672293504

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 271, 328, 542, 656, 1084, 1312, 1381, 1681, 2168, 2762, 3362, 4336, 5524, 6724, 8672, 11048, 11111, 13448, 22096, 22222, 26896, 44192, 44444, 53792, 56621, 88888, 113242, 177776, 226484, 355552, 374251, 452968, 455551, 748502, 905936, 911102, 1497004, 1811872, 1822204, 2321461, 2994008, 3644408, 4642922, 5988016, 7288816, 9285844, 11976032, 14577632, 15344291, 18571688, 30688582, 37143376, 61377164, 74286752, 122754328, 245508656, 491017312, 629115931, 1258231862, 2516463724, 5032927448, 10065854896, 20131709792]

約数ペア:

[(1, 20131709792), (2, 10065854896), (4, 5032927448), (8, 2516463724), (16, 1258231862), (32, 629115931), (41, 491017312), (82, 245508656), (164, 122754328), (271, 74286752), (328, 61377164), (542, 37143376), (656, 30688582), (1084, 18571688), (1312, 15344291), (1381, 14577632), (1681, 11976032), (2168, 9285844), (2762, 7288816), (3362, 5988016), (4336, 4642922), (5524, 3644408), (6724, 2994008), (8672, 2321461), (11048, 1822204), (11111, 1811872), (13448, 1497004), (22096, 911102), (22222, 905936), (26896, 748502), (44192, 455551), (44444, 452968), (53792, 374251), (56621, 355552), (88888, 226484), (113242, 177776)]