18704876992

素因数分解:

$2^6\times {\mathrm{37}}^2\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:295

約数の個数: 126

約数和(自身を含む): 39408786816

約数和(自身を除く): 20703909824

約数列:

[1, 2, 4, 8, 16, 32, 37, 41, 64, 74, 82, 127, 148, 164, 254, 296, 328, 508, 592, 656, 1016, 1184, 1312, 1369, 1517, 1681, 2032, 2368, 2624, 2738, 3034, 3362, 4064, 4699, 5207, 5476, 6068, 6724, 8128, 9398, 10414, 10952, 12136, 13448, 18796, 20828, 21904, 24272, 26896, 37592, 41656, 43808, 48544, 53792, 56129, 62197, 75184, 83312, 87616, 97088, 107584, 112258, 124394, 150368, 166624, 173863, 192659, 213487, 224516, 248788, 300736, 333248, 347726, 385318, 426974, 449032, 497576, 695452, 770636, 853948, 898064, 995152, 1390904, 1541272, 1707896, 1796128, 1990304, 2301289, 2781808, 3082544, 3415792, 3592256, 3980608, 4602578, 5563616, 6165088, 6831584, 7128383, 7899019, 9205156, 11127232, 12330176, 13663168, 14256766, 15798038, 18410312, 28513532, 31596076, 36820624, 57027064, 63192152, 73641248, 114054128, 126384304, 147282496, 228108256, 252768608, 292263703, 456216512, 505537216, 584527406, 1169054812, 2338109624, 4676219248, 9352438496, 18704876992]

約数ペア:

[(1, 18704876992), (2, 9352438496), (4, 4676219248), (8, 2338109624), (16, 1169054812), (32, 584527406), (37, 505537216), (41, 456216512), (64, 292263703), (74, 252768608), (82, 228108256), (127, 147282496), (148, 126384304), (164, 114054128), (254, 73641248), (296, 63192152), (328, 57027064), (508, 36820624), (592, 31596076), (656, 28513532), (1016, 18410312), (1184, 15798038), (1312, 14256766), (1369, 13663168), (1517, 12330176), (1681, 11127232), (2032, 9205156), (2368, 7899019), (2624, 7128383), (2738, 6831584), (3034, 6165088), (3362, 5563616), (4064, 4602578), (4699, 3980608), (5207, 3592256), (5476, 3415792), (6068, 3082544), (6724, 2781808), (8128, 2301289), (9398, 1990304), (10414, 1796128), (10952, 1707896), (12136, 1541272), (13448, 1390904), (18796, 995152), (20828, 898064), (21904, 853948), (24272, 770636), (26896, 695452), (37592, 497576), (41656, 449032), (43808, 426974), (48544, 385318), (53792, 347726), (56129, 333248), (62197, 300736), (75184, 248788), (83312, 224516), (87616, 213487), (97088, 192659), (107584, 173863), (112258, 166624), (124394, 150368)]