19515456

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2028

約数の個数: 84

約数和(自身を含む): 59257692

約数和(自身を除く): 39742236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 1993, 2448, 3264, 3986, 4896, 5979, 7972, 9792, 11958, 15944, 17937, 23916, 31888, 33881, 35874, 47832, 63776, 67762, 71748, 95664, 101643, 127552, 135524, 143496, 191328, 203286, 271048, 286992, 304929, 382656, 406572, 542096, 573984, 609858, 813144, 1084192, 1147968, 1219716, 1626288, 2168384, 2439432, 3252576, 4878864, 6505152, 9757728, 19515456]

約数ペア:

[(1, 19515456), (2, 9757728), (3, 6505152), (4, 4878864), (6, 3252576), (8, 2439432), (9, 2168384), (12, 1626288), (16, 1219716), (17, 1147968), (18, 1084192), (24, 813144), (32, 609858), (34, 573984), (36, 542096), (48, 406572), (51, 382656), (64, 304929), (68, 286992), (72, 271048), (96, 203286), (102, 191328), (136, 143496), (144, 135524), (153, 127552), (192, 101643), (204, 95664), (272, 71748), (288, 67762), (306, 63776), (408, 47832), (544, 35874), (576, 33881), (612, 31888), (816, 23916), (1088, 17937), (1224, 15944), (1632, 11958), (1993, 9792), (2448, 7972), (3264, 5979), (3986, 4896)]