19445008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 44622144

約数和(自身を除く): 25177136

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 67, 68, 88, 97, 134, 136, 176, 187, 194, 268, 272, 374, 388, 536, 737, 748, 776, 1067, 1072, 1139, 1474, 1496, 1552, 1649, 2134, 2278, 2948, 2992, 3298, 4268, 4556, 5896, 6499, 6596, 8536, 9112, 11792, 12529, 12998, 13192, 17072, 18139, 18224, 25058, 25996, 26384, 36278, 50116, 51992, 71489, 72556, 100232, 103984, 110483, 142978, 145112, 200464, 220966, 285956, 290224, 441932, 571912, 883864, 1143824, 1215313, 1767728, 2430626, 4861252, 9722504, 19445008]

約数ペア:

[(1, 19445008), (2, 9722504), (4, 4861252), (8, 2430626), (11, 1767728), (16, 1215313), (17, 1143824), (22, 883864), (34, 571912), (44, 441932), (67, 290224), (68, 285956), (88, 220966), (97, 200464), (134, 145112), (136, 142978), (176, 110483), (187, 103984), (194, 100232), (268, 72556), (272, 71489), (374, 51992), (388, 50116), (536, 36278), (737, 26384), (748, 25996), (776, 25058), (1067, 18224), (1072, 18139), (1139, 17072), (1474, 13192), (1496, 12998), (1552, 12529), (1649, 11792), (2134, 9112), (2278, 8536), (2948, 6596), (2992, 6499), (3298, 5896), (4268, 4556)]