17720604

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 49616112

約数和(自身を除く): 31895508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 613, 657, 803, 876, 1226, 1314, 1606, 1839, 2409, 2452, 2628, 3212, 3678, 4818, 5517, 6743, 7227, 7356, 9636, 11034, 13486, 14454, 20229, 22068, 26972, 28908, 40458, 44749, 60687, 80916, 89498, 121374, 134247, 178996, 242748, 268494, 402741, 492239, 536988, 805482, 984478, 1476717, 1610964, 1968956, 2953434, 4430151, 5906868, 8860302, 17720604]

約数ペア:

[(1, 17720604), (2, 8860302), (3, 5906868), (4, 4430151), (6, 2953434), (9, 1968956), (11, 1610964), (12, 1476717), (18, 984478), (22, 805482), (33, 536988), (36, 492239), (44, 402741), (66, 268494), (73, 242748), (99, 178996), (132, 134247), (146, 121374), (198, 89498), (219, 80916), (292, 60687), (396, 44749), (438, 40458), (613, 28908), (657, 26972), (803, 22068), (876, 20229), (1226, 14454), (1314, 13486), (1606, 11034), (1839, 9636), (2409, 7356), (2452, 7227), (2628, 6743), (3212, 5517), (3678, 4818)]