989492025616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{21341}}^1\times {\mathrm{152519}}^1$

素因数の和:173887

約数の個数: 40

約数和(自身を含む): 2018150740800

約数和(自身を除く): 1028658715184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 21341, 42682, 85364, 152519, 170728, 305038, 341456, 405479, 610076, 810958, 1220152, 1621916, 2440304, 2897861, 3243832, 5795722, 6487664, 11591444, 23182888, 46365776, 3254907979, 6509815958, 13019631916, 26039263832, 52078527664, 61843251601, 123686503202, 247373006404, 494746012808, 989492025616]

約数ペア:

[(1, 989492025616), (2, 494746012808), (4, 247373006404), (8, 123686503202), (16, 61843251601), (19, 52078527664), (38, 26039263832), (76, 13019631916), (152, 6509815958), (304, 3254907979), (21341, 46365776), (42682, 23182888), (85364, 11591444), (152519, 6487664), (170728, 5795722), (305038, 3243832), (341456, 2897861), (405479, 2440304), (610076, 1621916), (810958, 1220152)]