19168706816

素因数分解:

$2^8\times 7^1\times {\mathrm{137}}^1\times {\mathrm{78079}}^1$

素因数の和:78239

約数の個数: 72

約数和(自身を含む): 44048363520

約数和(自身を除く): 24879656704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 256, 274, 448, 548, 896, 959, 1096, 1792, 1918, 2192, 3836, 4384, 7672, 8768, 15344, 17536, 30688, 35072, 61376, 78079, 122752, 156158, 245504, 312316, 546553, 624632, 1093106, 1249264, 2186212, 2498528, 4372424, 4997056, 8744848, 9994112, 10696823, 17489696, 19988224, 21393646, 34979392, 42787292, 69958784, 74877761, 85574584, 139917568, 149755522, 171149168, 299511044, 342298336, 599022088, 684596672, 1198044176, 1369193344, 2396088352, 2738386688, 4792176704, 9584353408, 19168706816]

約数ペア:

[(1, 19168706816), (2, 9584353408), (4, 4792176704), (7, 2738386688), (8, 2396088352), (14, 1369193344), (16, 1198044176), (28, 684596672), (32, 599022088), (56, 342298336), (64, 299511044), (112, 171149168), (128, 149755522), (137, 139917568), (224, 85574584), (256, 74877761), (274, 69958784), (448, 42787292), (548, 34979392), (896, 21393646), (959, 19988224), (1096, 17489696), (1792, 10696823), (1918, 9994112), (2192, 8744848), (3836, 4997056), (4384, 4372424), (7672, 2498528), (8768, 2186212), (15344, 1249264), (17536, 1093106), (30688, 624632), (35072, 546553), (61376, 312316), (78079, 245504), (122752, 156158)]