19007544908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{2591}}^1$

素因数の和:3299

約数の個数: 72

約数和(自身を含む): 38224327680

約数和(自身を除く): 19216782772

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 659, 1012, 1318, 2591, 2636, 2783, 5182, 5566, 7249, 10364, 11132, 14498, 15157, 28501, 28996, 30314, 57002, 59593, 60628, 79739, 114004, 119186, 159478, 166727, 238372, 313511, 318956, 333454, 627022, 655523, 666908, 1254044, 1311046, 1707469, 1833997, 2622092, 3414938, 3667994, 6829876, 7210753, 7335988, 14421506, 18782159, 28843012, 37564318, 39271787, 75128636, 78543574, 157087148, 206603749, 413207498, 431989657, 826414996, 863979314, 1727958628, 4751886227, 9503772454, 19007544908]

約数ペア:

[(1, 19007544908), (2, 9503772454), (4, 4751886227), (11, 1727958628), (22, 863979314), (23, 826414996), (44, 431989657), (46, 413207498), (92, 206603749), (121, 157087148), (242, 78543574), (253, 75128636), (484, 39271787), (506, 37564318), (659, 28843012), (1012, 18782159), (1318, 14421506), (2591, 7335988), (2636, 7210753), (2783, 6829876), (5182, 3667994), (5566, 3414938), (7249, 2622092), (10364, 1833997), (11132, 1707469), (14498, 1311046), (15157, 1254044), (28501, 666908), (28996, 655523), (30314, 627022), (57002, 333454), (59593, 318956), (60628, 313511), (79739, 238372), (114004, 166727), (119186, 159478)]