19724976

素因数分解:

$2^4\times 3^2\times {\mathrm{136979}}^1$

素因数の和:136993

約数の個数: 30

約数和(自身を含む): 55202940

約数和(自身を除く): 35477964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136979, 273958, 410937, 547916, 821874, 1095832, 1232811, 1643748, 2191664, 2465622, 3287496, 4931244, 6574992, 9862488, 19724976]

約数ペア:

[(1, 19724976), (2, 9862488), (3, 6574992), (4, 4931244), (6, 3287496), (8, 2465622), (9, 2191664), (12, 1643748), (16, 1232811), (18, 1095832), (24, 821874), (36, 547916), (48, 410937), (72, 273958), (144, 136979)]