20194497584

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{2377}}^1$

素因数の和:2662

約数の個数: 80

約数和(自身を含む): 40876336128

約数和(自身を除く): 20681838544

約数列:

[1, 2, 4, 8, 16, 37, 74, 113, 127, 148, 226, 254, 296, 452, 508, 592, 904, 1016, 1808, 2032, 2377, 4181, 4699, 4754, 8362, 9398, 9508, 14351, 16724, 18796, 19016, 28702, 33448, 37592, 38032, 57404, 66896, 75184, 87949, 114808, 175898, 229616, 268601, 301879, 351796, 530987, 537202, 603758, 703592, 1061974, 1074404, 1207516, 1407184, 2123948, 2148808, 2415032, 4247896, 4297616, 4830064, 8495792, 9938237, 11169523, 19876474, 22339046, 34112327, 39752948, 44678092, 68224654, 79505896, 89356184, 136449308, 159011792, 178712368, 272898616, 545797232, 1262156099, 2524312198, 5048624396, 10097248792, 20194497584]

約数ペア:

[(1, 20194497584), (2, 10097248792), (4, 5048624396), (8, 2524312198), (16, 1262156099), (37, 545797232), (74, 272898616), (113, 178712368), (127, 159011792), (148, 136449308), (226, 89356184), (254, 79505896), (296, 68224654), (452, 44678092), (508, 39752948), (592, 34112327), (904, 22339046), (1016, 19876474), (1808, 11169523), (2032, 9938237), (2377, 8495792), (4181, 4830064), (4699, 4297616), (4754, 4247896), (8362, 2415032), (9398, 2148808), (9508, 2123948), (14351, 1407184), (16724, 1207516), (18796, 1074404), (19016, 1061974), (28702, 703592), (33448, 603758), (37592, 537202), (38032, 530987), (57404, 351796), (66896, 301879), (75184, 268601), (87949, 229616), (114808, 175898)]