19005046912

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{513761}}^1$

素因数の和:513809

約数の個数: 48

約数和(自身を含む): 40219858170

約数和(自身を除く): 21214811258

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 544, 578, 1088, 1156, 2176, 2312, 4624, 9248, 18496, 36992, 513761, 1027522, 2055044, 4110088, 8220176, 8733937, 16440352, 17467874, 32880704, 34935748, 65761408, 69871496, 139742992, 148476929, 279485984, 296953858, 558971968, 593907716, 1117943936, 1187815432, 2375630864, 4751261728, 9502523456, 19005046912]

約数ペア:

[(1, 19005046912), (2, 9502523456), (4, 4751261728), (8, 2375630864), (16, 1187815432), (17, 1117943936), (32, 593907716), (34, 558971968), (64, 296953858), (68, 279485984), (128, 148476929), (136, 139742992), (272, 69871496), (289, 65761408), (544, 34935748), (578, 32880704), (1088, 17467874), (1156, 16440352), (2176, 8733937), (2312, 8220176), (4624, 4110088), (9248, 2055044), (18496, 1027522), (36992, 513761)]