19151112

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 51468480

約数和(自身を除く): 32317368

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 643, 876, 1241, 1286, 1752, 1929, 2482, 2572, 3723, 3858, 4964, 5144, 7446, 7716, 9928, 10931, 14892, 15432, 21862, 29784, 32793, 43724, 46939, 65586, 87448, 93878, 131172, 140817, 187756, 262344, 281634, 375512, 563268, 797963, 1126536, 1595926, 2393889, 3191852, 4787778, 6383704, 9575556, 19151112]

約数ペア:

[(1, 19151112), (2, 9575556), (3, 6383704), (4, 4787778), (6, 3191852), (8, 2393889), (12, 1595926), (17, 1126536), (24, 797963), (34, 563268), (51, 375512), (68, 281634), (73, 262344), (102, 187756), (136, 140817), (146, 131172), (204, 93878), (219, 87448), (292, 65586), (408, 46939), (438, 43724), (584, 32793), (643, 29784), (876, 21862), (1241, 15432), (1286, 14892), (1752, 10931), (1929, 9928), (2482, 7716), (2572, 7446), (3723, 5144), (3858, 4964)]