19511208

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5113}}^1$

素因数の和:5178

約数の個数: 48

約数和(自身を含む): 53850420

約数和(自身を除く): 34339212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5113, 10226, 15339, 20452, 30678, 40904, 46017, 61356, 92034, 122712, 184068, 270989, 368136, 541978, 812967, 1083956, 1625934, 2167912, 2438901, 3251868, 4877802, 6503736, 9755604, 19511208]

約数ペア:

[(1, 19511208), (2, 9755604), (3, 6503736), (4, 4877802), (6, 3251868), (8, 2438901), (9, 2167912), (12, 1625934), (18, 1083956), (24, 812967), (36, 541978), (53, 368136), (72, 270989), (106, 184068), (159, 122712), (212, 92034), (318, 61356), (424, 46017), (477, 40904), (636, 30678), (954, 20452), (1272, 15339), (1908, 10226), (3816, 5113)]