1921611776

素因数分解:

$2^{11}\times 7^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:771

約数の個数: 96

約数和(自身を含む): 4415523840

約数和(自身を除く): 2493912064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 311, 431, 448, 512, 622, 862, 896, 1024, 1244, 1724, 1792, 2048, 2177, 2488, 3017, 3448, 3584, 4354, 4976, 6034, 6896, 7168, 8708, 9952, 12068, 13792, 14336, 17416, 19904, 24136, 27584, 34832, 39808, 48272, 55168, 69664, 79616, 96544, 110336, 134041, 139328, 159232, 193088, 220672, 268082, 278656, 318464, 386176, 441344, 536164, 557312, 636928, 772352, 882688, 938287, 1072328, 1114624, 1544704, 1876574, 2144656, 2229248, 3089408, 3753148, 4289312, 4458496, 6178816, 7506296, 8578624, 15012592, 17157248, 30025184, 34314496, 60050368, 68628992, 120100736, 137257984, 240201472, 274515968, 480402944, 960805888, 1921611776]

約数ペア:

[(1, 1921611776), (2, 960805888), (4, 480402944), (7, 274515968), (8, 240201472), (14, 137257984), (16, 120100736), (28, 68628992), (32, 60050368), (56, 34314496), (64, 30025184), (112, 17157248), (128, 15012592), (224, 8578624), (256, 7506296), (311, 6178816), (431, 4458496), (448, 4289312), (512, 3753148), (622, 3089408), (862, 2229248), (896, 2144656), (1024, 1876574), (1244, 1544704), (1724, 1114624), (1792, 1072328), (2048, 938287), (2177, 882688), (2488, 772352), (3017, 636928), (3448, 557312), (3584, 536164), (4354, 441344), (4976, 386176), (6034, 318464), (6896, 278656), (7168, 268082), (8708, 220672), (9952, 193088), (12068, 159232), (13792, 139328), (14336, 134041), (17416, 110336), (19904, 96544), (24136, 79616), (27584, 69664), (34832, 55168), (39808, 48272)]