20004580518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 44913585024

約数和(自身を除く): 24909004506

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 113, 123, 197, 226, 246, 281, 339, 394, 533, 562, 591, 678, 843, 1066, 1182, 1469, 1599, 1686, 2561, 2938, 3198, 3653, 4407, 4633, 5122, 7306, 7683, 8077, 8814, 9266, 10959, 11521, 13899, 15366, 16154, 21918, 22261, 23042, 24231, 27798, 31753, 34563, 44522, 48462, 55357, 60229, 63506, 66783, 69126, 95259, 105001, 110714, 120458, 133566, 149773, 166071, 180687, 190518, 210002, 289393, 299546, 315003, 332142, 361374, 412789, 449319, 578786, 630006, 719641, 825578, 868179, 898638, 912701, 1238367, 1301873, 1439282, 1736358, 1825402, 2158923, 2269637, 2476734, 2603746, 2738103, 3905619, 4317846, 4539274, 5476206, 6255341, 6808911, 7811238, 11865113, 12510682, 13617822, 16924349, 18766023, 23730226, 29505281, 33848698, 35595339, 37532046, 50773047, 59010562, 71190678, 81319433, 88515843, 101546094, 162638866, 177031686, 243958299, 256468981, 487916598, 512937962, 769406943, 1538813886, 3334096753, 6668193506, 10002290259, 20004580518]

約数ペア:

[(1, 20004580518), (2, 10002290259), (3, 6668193506), (6, 3334096753), (13, 1538813886), (26, 769406943), (39, 512937962), (41, 487916598), (78, 256468981), (82, 243958299), (113, 177031686), (123, 162638866), (197, 101546094), (226, 88515843), (246, 81319433), (281, 71190678), (339, 59010562), (394, 50773047), (533, 37532046), (562, 35595339), (591, 33848698), (678, 29505281), (843, 23730226), (1066, 18766023), (1182, 16924349), (1469, 13617822), (1599, 12510682), (1686, 11865113), (2561, 7811238), (2938, 6808911), (3198, 6255341), (3653, 5476206), (4407, 4539274), (4633, 4317846), (5122, 3905619), (7306, 2738103), (7683, 2603746), (8077, 2476734), (8814, 2269637), (9266, 2158923), (10959, 1825402), (11521, 1736358), (13899, 1439282), (15366, 1301873), (16154, 1238367), (21918, 912701), (22261, 898638), (23042, 868179), (24231, 825578), (27798, 719641), (31753, 630006), (34563, 578786), (44522, 449319), (48462, 412789), (55357, 361374), (60229, 332142), (63506, 315003), (66783, 299546), (69126, 289393), (95259, 210002), (105001, 190518), (110714, 180687), (120458, 166071), (133566, 149773)]