20154394064

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{341461}}^1$

素因数の和:341524

約数の個数: 80

約数和(自身を含む): 48777163776

約数和(自身を除く): 28622769712

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 434, 476, 496, 527, 868, 952, 1054, 1736, 1904, 2108, 3472, 3689, 4216, 7378, 8432, 14756, 29512, 59024, 341461, 682922, 1365844, 2390227, 2731688, 4780454, 5463376, 5804837, 9560908, 10585291, 11609674, 19121816, 21170582, 23219348, 38243632, 40633859, 42341164, 46438696, 74097037, 81267718, 84682328, 92877392, 148194074, 162535436, 169364656, 179949947, 296388148, 325070872, 359899894, 592776296, 650141744, 719799788, 1185552592, 1259649629, 1439599576, 2519299258, 2879199152, 5038598516, 10077197032, 20154394064]

約数ペア:

[(1, 20154394064), (2, 10077197032), (4, 5038598516), (7, 2879199152), (8, 2519299258), (14, 1439599576), (16, 1259649629), (17, 1185552592), (28, 719799788), (31, 650141744), (34, 592776296), (56, 359899894), (62, 325070872), (68, 296388148), (112, 179949947), (119, 169364656), (124, 162535436), (136, 148194074), (217, 92877392), (238, 84682328), (248, 81267718), (272, 74097037), (434, 46438696), (476, 42341164), (496, 40633859), (527, 38243632), (868, 23219348), (952, 21170582), (1054, 19121816), (1736, 11609674), (1904, 10585291), (2108, 9560908), (3472, 5804837), (3689, 5463376), (4216, 4780454), (7378, 2731688), (8432, 2390227), (14756, 1365844), (29512, 682922), (59024, 341461)]