19461775112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1\times {\mathrm{2887}}^1$

素因数の和:4182

約数の個数: 64

約数和(自身を含む): 40085902080

約数和(自身を除く): 20624126968

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1223, 1378, 2446, 2756, 2887, 4892, 5512, 5774, 9784, 11548, 15899, 23096, 31798, 37531, 63596, 64819, 75062, 127192, 129638, 150124, 153011, 259276, 300248, 306022, 518552, 612044, 842647, 1224088, 1685294, 1989143, 3370588, 3530801, 3978286, 6741176, 7061602, 7956572, 14123204, 15913144, 28246408, 45900413, 91800826, 183601652, 187132453, 367203304, 374264906, 748529812, 1497059624, 2432721889, 4865443778, 9730887556, 19461775112]

約数ペア:

[(1, 19461775112), (2, 9730887556), (4, 4865443778), (8, 2432721889), (13, 1497059624), (26, 748529812), (52, 374264906), (53, 367203304), (104, 187132453), (106, 183601652), (212, 91800826), (424, 45900413), (689, 28246408), (1223, 15913144), (1378, 14123204), (2446, 7956572), (2756, 7061602), (2887, 6741176), (4892, 3978286), (5512, 3530801), (5774, 3370588), (9784, 1989143), (11548, 1685294), (15899, 1224088), (23096, 842647), (31798, 612044), (37531, 518552), (63596, 306022), (64819, 300248), (75062, 259276), (127192, 153011), (129638, 150124)]