19555712

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 48470400

約数和(自身を除く): 28914688

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 43, 44, 64, 68, 76, 86, 88, 128, 136, 152, 172, 176, 187, 209, 272, 304, 323, 344, 352, 374, 418, 473, 544, 608, 646, 688, 704, 731, 748, 817, 836, 946, 1088, 1216, 1292, 1376, 1408, 1462, 1496, 1634, 1672, 1892, 2176, 2432, 2584, 2752, 2924, 2992, 3268, 3344, 3553, 3784, 5168, 5504, 5848, 5984, 6536, 6688, 7106, 7568, 8041, 8987, 10336, 11696, 11968, 13072, 13376, 13889, 14212, 15136, 16082, 17974, 20672, 23392, 23936, 26144, 26752, 27778, 28424, 30272, 32164, 35948, 41344, 46784, 52288, 55556, 56848, 60544, 64328, 71896, 93568, 104576, 111112, 113696, 128656, 143792, 152779, 222224, 227392, 257312, 287584, 305558, 444448, 454784, 514624, 575168, 611116, 888896, 1029248, 1150336, 1222232, 1777792, 2444464, 4888928, 9777856, 19555712]

約数ペア:

[(1, 19555712), (2, 9777856), (4, 4888928), (8, 2444464), (11, 1777792), (16, 1222232), (17, 1150336), (19, 1029248), (22, 888896), (32, 611116), (34, 575168), (38, 514624), (43, 454784), (44, 444448), (64, 305558), (68, 287584), (76, 257312), (86, 227392), (88, 222224), (128, 152779), (136, 143792), (152, 128656), (172, 113696), (176, 111112), (187, 104576), (209, 93568), (272, 71896), (304, 64328), (323, 60544), (344, 56848), (352, 55556), (374, 52288), (418, 46784), (473, 41344), (544, 35948), (608, 32164), (646, 30272), (688, 28424), (704, 27778), (731, 26752), (748, 26144), (817, 23936), (836, 23392), (946, 20672), (1088, 17974), (1216, 16082), (1292, 15136), (1376, 14212), (1408, 13889), (1462, 13376), (1496, 13072), (1634, 11968), (1672, 11696), (1892, 10336), (2176, 8987), (2432, 8041), (2584, 7568), (2752, 7106), (2924, 6688), (2992, 6536), (3268, 5984), (3344, 5848), (3553, 5504), (3784, 5168)]