19039592

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 45246600

約数和(自身を除く): 26207008

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 89, 104, 121, 136, 143, 178, 187, 221, 242, 286, 356, 374, 442, 484, 572, 712, 748, 884, 968, 979, 1144, 1157, 1496, 1513, 1573, 1768, 1958, 2057, 2314, 2431, 3026, 3146, 3916, 4114, 4628, 4862, 6052, 6292, 7832, 8228, 9256, 9724, 10769, 12104, 12584, 12727, 16456, 16643, 19448, 19669, 21538, 25454, 26741, 33286, 39338, 43076, 50908, 53482, 66572, 78676, 86152, 101816, 106964, 133144, 139997, 157352, 183073, 213928, 216359, 279994, 366146, 432718, 559988, 732292, 865436, 1119976, 1464584, 1730872, 2379949, 4759898, 9519796, 19039592]

約数ペア:

[(1, 19039592), (2, 9519796), (4, 4759898), (8, 2379949), (11, 1730872), (13, 1464584), (17, 1119976), (22, 865436), (26, 732292), (34, 559988), (44, 432718), (52, 366146), (68, 279994), (88, 216359), (89, 213928), (104, 183073), (121, 157352), (136, 139997), (143, 133144), (178, 106964), (187, 101816), (221, 86152), (242, 78676), (286, 66572), (356, 53482), (374, 50908), (442, 43076), (484, 39338), (572, 33286), (712, 26741), (748, 25454), (884, 21538), (968, 19669), (979, 19448), (1144, 16643), (1157, 16456), (1496, 12727), (1513, 12584), (1573, 12104), (1768, 10769), (1958, 9724), (2057, 9256), (2314, 8228), (2431, 7832), (3026, 6292), (3146, 6052), (3916, 4862), (4114, 4628)]