20147974048

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{6287}}^1$

素因数の和:6494

約数の個数: 96

約数和(自身を含む): 43296954624

約数和(自身を除く): 23148980576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 137, 172, 272, 274, 344, 544, 548, 688, 731, 1096, 1376, 1462, 2192, 2329, 2924, 4384, 4658, 5848, 5891, 6287, 9316, 11696, 11782, 12574, 18632, 23392, 23564, 25148, 37264, 47128, 50296, 74528, 94256, 100147, 100592, 106879, 188512, 200294, 201184, 213758, 270341, 400588, 427516, 540682, 801176, 855032, 861319, 1081364, 1602352, 1710064, 1722638, 2162728, 3204704, 3420128, 3445276, 4325456, 4595797, 6890552, 8650912, 9191594, 13781104, 14642423, 18383188, 27562208, 29284846, 36766376, 37036717, 58569692, 73532752, 74073434, 117139384, 147065504, 148146868, 234278768, 296293736, 468557536, 592587472, 629624189, 1185174944, 1259248378, 2518496756, 5036993512, 10073987024, 20147974048]

約数ペア:

[(1, 20147974048), (2, 10073987024), (4, 5036993512), (8, 2518496756), (16, 1259248378), (17, 1185174944), (32, 629624189), (34, 592587472), (43, 468557536), (68, 296293736), (86, 234278768), (136, 148146868), (137, 147065504), (172, 117139384), (272, 74073434), (274, 73532752), (344, 58569692), (544, 37036717), (548, 36766376), (688, 29284846), (731, 27562208), (1096, 18383188), (1376, 14642423), (1462, 13781104), (2192, 9191594), (2329, 8650912), (2924, 6890552), (4384, 4595797), (4658, 4325456), (5848, 3445276), (5891, 3420128), (6287, 3204704), (9316, 2162728), (11696, 1722638), (11782, 1710064), (12574, 1602352), (18632, 1081364), (23392, 861319), (23564, 855032), (25148, 801176), (37264, 540682), (47128, 427516), (50296, 400588), (74528, 270341), (94256, 213758), (100147, 201184), (100592, 200294), (106879, 188512)]