17961594368

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{101}}^2\times {\mathrm{181}}^1$

素因数の和:420

約数の個数: 120

約数和(自身を含む): 38365487160

約数和(自身を除く): 20403892792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 128, 152, 181, 202, 256, 304, 362, 404, 512, 608, 724, 808, 1216, 1448, 1616, 1919, 2432, 2896, 3232, 3439, 3838, 4864, 5792, 6464, 6878, 7676, 9728, 10201, 11584, 12928, 13756, 15352, 18281, 20402, 23168, 25856, 27512, 30704, 36562, 40804, 46336, 51712, 55024, 61408, 73124, 81608, 92672, 110048, 122816, 146248, 163216, 193819, 220096, 245632, 292496, 326432, 347339, 387638, 440192, 491264, 584992, 652864, 694678, 775276, 880384, 982528, 1169984, 1305728, 1389356, 1550552, 1760768, 1846381, 2339968, 2611456, 2778712, 3101104, 3692762, 4679936, 5222912, 5557424, 6202208, 7385524, 9359872, 11114848, 12404416, 14771048, 22229696, 24808832, 29542096, 35081239, 44459392, 49617664, 59084192, 70162478, 88918784, 99235328, 118168384, 140324956, 177837568, 236336768, 280649912, 472673536, 561299824, 945347072, 1122599648, 2245199296, 4490398592, 8980797184, 17961594368]

約数ペア:

[(1, 17961594368), (2, 8980797184), (4, 4490398592), (8, 2245199296), (16, 1122599648), (19, 945347072), (32, 561299824), (38, 472673536), (64, 280649912), (76, 236336768), (101, 177837568), (128, 140324956), (152, 118168384), (181, 99235328), (202, 88918784), (256, 70162478), (304, 59084192), (362, 49617664), (404, 44459392), (512, 35081239), (608, 29542096), (724, 24808832), (808, 22229696), (1216, 14771048), (1448, 12404416), (1616, 11114848), (1919, 9359872), (2432, 7385524), (2896, 6202208), (3232, 5557424), (3439, 5222912), (3838, 4679936), (4864, 3692762), (5792, 3101104), (6464, 2778712), (6878, 2611456), (7676, 2339968), (9728, 1846381), (10201, 1760768), (11584, 1550552), (12928, 1389356), (13756, 1305728), (15352, 1169984), (18281, 982528), (20402, 880384), (23168, 775276), (25856, 694678), (27512, 652864), (30704, 584992), (36562, 491264), (40804, 440192), (46336, 387638), (51712, 347339), (55024, 326432), (61408, 292496), (73124, 245632), (81608, 220096), (92672, 193819), (110048, 163216), (122816, 146248)]