19449088

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 42494760

約数和(自身を除く): 23045672

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 109, 128, 136, 164, 218, 256, 272, 328, 436, 544, 656, 697, 872, 1088, 1312, 1394, 1744, 1853, 2176, 2624, 2788, 3488, 3706, 4352, 4469, 5248, 5576, 6976, 7412, 8938, 10496, 11152, 13952, 14824, 17876, 22304, 27904, 29648, 35752, 44608, 59296, 71504, 75973, 89216, 118592, 143008, 151946, 178432, 237184, 286016, 303892, 474368, 572032, 607784, 1144064, 1215568, 2431136, 4862272, 9724544, 19449088]

約数ペア:

[(1, 19449088), (2, 9724544), (4, 4862272), (8, 2431136), (16, 1215568), (17, 1144064), (32, 607784), (34, 572032), (41, 474368), (64, 303892), (68, 286016), (82, 237184), (109, 178432), (128, 151946), (136, 143008), (164, 118592), (218, 89216), (256, 75973), (272, 71504), (328, 59296), (436, 44608), (544, 35752), (656, 29648), (697, 27904), (872, 22304), (1088, 17876), (1312, 14824), (1394, 13952), (1744, 11152), (1853, 10496), (2176, 8938), (2624, 7412), (2788, 6976), (3488, 5576), (3706, 5248), (4352, 4469)]