19278275328

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{643639}}^1$

素因数の和:643674

約数の個数: 108

約数和(自身を含む): 59859807280

約数和(自身を除く): 40581531952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 7488, 9984, 14976, 29952, 643639, 1287278, 1930917, 2574556, 3861834, 5149112, 5792751, 7723668, 8367307, 10298224, 11585502, 15447336, 16734614, 20596448, 23171004, 25101921, 30894672, 33469228, 41192896, 46342008, 50203842, 61789344, 66938456, 75305763, 82385792, 92684016, 100407684, 123578688, 133876912, 150611526, 164771584, 185368032, 200815368, 247157376, 267753824, 301223052, 370736064, 401630736, 494314752, 535507648, 602446104, 741472128, 803261472, 1071015296, 1204892208, 1482944256, 1606522944, 2142030592, 2409784416, 3213045888, 4819568832, 6426091776, 9639137664, 19278275328]

約数ペア:

[(1, 19278275328), (2, 9639137664), (3, 6426091776), (4, 4819568832), (6, 3213045888), (8, 2409784416), (9, 2142030592), (12, 1606522944), (13, 1482944256), (16, 1204892208), (18, 1071015296), (24, 803261472), (26, 741472128), (32, 602446104), (36, 535507648), (39, 494314752), (48, 401630736), (52, 370736064), (64, 301223052), (72, 267753824), (78, 247157376), (96, 200815368), (104, 185368032), (117, 164771584), (128, 150611526), (144, 133876912), (156, 123578688), (192, 100407684), (208, 92684016), (234, 82385792), (256, 75305763), (288, 66938456), (312, 61789344), (384, 50203842), (416, 46342008), (468, 41192896), (576, 33469228), (624, 30894672), (768, 25101921), (832, 23171004), (936, 20596448), (1152, 16734614), (1248, 15447336), (1664, 11585502), (1872, 10298224), (2304, 8367307), (2496, 7723668), (3328, 5792751), (3744, 5149112), (4992, 3861834), (7488, 2574556), (9984, 1930917), (14976, 1287278), (29952, 643639)]