19802448

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2033

約数の個数: 80

約数和(自身を含む): 59341440

約数和(自身を除く): 39538992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 1993, 2484, 3312, 3986, 4968, 5979, 7972, 9936, 11958, 15944, 17937, 23916, 31888, 35874, 45839, 47832, 53811, 71748, 91678, 95664, 107622, 137517, 143496, 183356, 215244, 275034, 286992, 366712, 412551, 430488, 550068, 733424, 825102, 860976, 1100136, 1237653, 1650204, 2200272, 2475306, 3300408, 4950612, 6600816, 9901224, 19802448]

約数ペア:

[(1, 19802448), (2, 9901224), (3, 6600816), (4, 4950612), (6, 3300408), (8, 2475306), (9, 2200272), (12, 1650204), (16, 1237653), (18, 1100136), (23, 860976), (24, 825102), (27, 733424), (36, 550068), (46, 430488), (48, 412551), (54, 366712), (69, 286992), (72, 275034), (92, 215244), (108, 183356), (138, 143496), (144, 137517), (184, 107622), (207, 95664), (216, 91678), (276, 71748), (368, 53811), (414, 47832), (432, 45839), (552, 35874), (621, 31888), (828, 23916), (1104, 17937), (1242, 15944), (1656, 11958), (1993, 9936), (2484, 7972), (3312, 5979), (3986, 4968)]