19630908

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 35209332

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 534, 557, 801, 979, 1068, 1114, 1602, 1671, 1958, 2228, 2937, 3204, 3342, 3916, 5013, 5874, 6127, 6684, 8811, 10026, 11748, 12254, 17622, 18381, 20052, 24508, 35244, 36762, 49573, 55143, 73524, 99146, 110286, 148719, 198292, 220572, 297438, 446157, 545303, 594876, 892314, 1090606, 1635909, 1784628, 2181212, 3271818, 4907727, 6543636, 9815454, 19630908]

約数ペア:

[(1, 19630908), (2, 9815454), (3, 6543636), (4, 4907727), (6, 3271818), (9, 2181212), (11, 1784628), (12, 1635909), (18, 1090606), (22, 892314), (33, 594876), (36, 545303), (44, 446157), (66, 297438), (89, 220572), (99, 198292), (132, 148719), (178, 110286), (198, 99146), (267, 73524), (356, 55143), (396, 49573), (534, 36762), (557, 35244), (801, 24508), (979, 20052), (1068, 18381), (1114, 17622), (1602, 12254), (1671, 11748), (1958, 10026), (2228, 8811), (2937, 6684), (3204, 6127), (3342, 5874), (3916, 5013)]