20190351376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{85223}}^1$

素因数の和:85328

約数の個数: 80

約数和(自身を含む): 45272352384

約数和(自身を除く): 25082001008

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 67, 68, 104, 134, 136, 208, 221, 268, 272, 442, 536, 871, 884, 1072, 1139, 1742, 1768, 2278, 3484, 3536, 4556, 6968, 9112, 13936, 14807, 18224, 29614, 59228, 85223, 118456, 170446, 236912, 340892, 681784, 1107899, 1363568, 1448791, 2215798, 2897582, 4431596, 5709941, 5795164, 8863192, 11419882, 11590328, 17726384, 18834283, 22839764, 23180656, 37668566, 45679528, 74229233, 75337132, 91359056, 97068997, 148458466, 150674264, 194137994, 296916932, 301348528, 388275988, 593833864, 776551976, 1187667728, 1261896961, 1553103952, 2523793922, 5047587844, 10095175688, 20190351376]

約数ペア:

[(1, 20190351376), (2, 10095175688), (4, 5047587844), (8, 2523793922), (13, 1553103952), (16, 1261896961), (17, 1187667728), (26, 776551976), (34, 593833864), (52, 388275988), (67, 301348528), (68, 296916932), (104, 194137994), (134, 150674264), (136, 148458466), (208, 97068997), (221, 91359056), (268, 75337132), (272, 74229233), (442, 45679528), (536, 37668566), (871, 23180656), (884, 22839764), (1072, 18834283), (1139, 17726384), (1742, 11590328), (1768, 11419882), (2278, 8863192), (3484, 5795164), (3536, 5709941), (4556, 4431596), (6968, 2897582), (9112, 2215798), (13936, 1448791), (14807, 1363568), (18224, 1107899), (29614, 681784), (59228, 340892), (85223, 236912), (118456, 170446)]