19653408

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 61316640

約数和(自身を除く): 41663232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 43, 46, 48, 54, 69, 72, 86, 92, 96, 108, 129, 138, 144, 172, 184, 207, 216, 258, 276, 288, 344, 368, 387, 414, 432, 516, 529, 552, 621, 688, 736, 774, 828, 864, 989, 1032, 1058, 1104, 1161, 1242, 1376, 1548, 1587, 1656, 1978, 2064, 2116, 2208, 2322, 2484, 2967, 3096, 3174, 3312, 3956, 4128, 4232, 4644, 4761, 4968, 5934, 6192, 6348, 6624, 7912, 8464, 8901, 9288, 9522, 9936, 11868, 12384, 12696, 14283, 15824, 16928, 17802, 18576, 19044, 19872, 22747, 23736, 25392, 26703, 28566, 31648, 35604, 37152, 38088, 45494, 47472, 50784, 53406, 57132, 68241, 71208, 76176, 90988, 94944, 106812, 114264, 136482, 142416, 152352, 181976, 204723, 213624, 228528, 272964, 284832, 363952, 409446, 427248, 457056, 545928, 614169, 727904, 818892, 854496, 1091856, 1228338, 1637784, 2183712, 2456676, 3275568, 4913352, 6551136, 9826704, 19653408]

約数ペア:

[(1, 19653408), (2, 9826704), (3, 6551136), (4, 4913352), (6, 3275568), (8, 2456676), (9, 2183712), (12, 1637784), (16, 1228338), (18, 1091856), (23, 854496), (24, 818892), (27, 727904), (32, 614169), (36, 545928), (43, 457056), (46, 427248), (48, 409446), (54, 363952), (69, 284832), (72, 272964), (86, 228528), (92, 213624), (96, 204723), (108, 181976), (129, 152352), (138, 142416), (144, 136482), (172, 114264), (184, 106812), (207, 94944), (216, 90988), (258, 76176), (276, 71208), (288, 68241), (344, 57132), (368, 53406), (387, 50784), (414, 47472), (432, 45494), (516, 38088), (529, 37152), (552, 35604), (621, 31648), (688, 28566), (736, 26703), (774, 25392), (828, 23736), (864, 22747), (989, 19872), (1032, 19044), (1058, 18576), (1104, 17802), (1161, 16928), (1242, 15824), (1376, 14283), (1548, 12696), (1587, 12384), (1656, 11868), (1978, 9936), (2064, 9522), (2116, 9288), (2208, 8901), (2322, 8464), (2484, 7912), (2967, 6624), (3096, 6348), (3174, 6192), (3312, 5934), (3956, 4968), (4128, 4761), (4232, 4644)]