19917198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{52691}}^1$

素因数の和:52709

約数の個数: 32

約数和(自身を含む): 50584320

約数和(自身を除く): 30667122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 52691, 105382, 158073, 316146, 368837, 474219, 737674, 948438, 1106511, 1422657, 2213022, 2845314, 3319533, 6639066, 9958599, 19917198]

約数ペア:

[(1, 19917198), (2, 9958599), (3, 6639066), (6, 3319533), (7, 2845314), (9, 2213022), (14, 1422657), (18, 1106511), (21, 948438), (27, 737674), (42, 474219), (54, 368837), (63, 316146), (126, 158073), (189, 105382), (378, 52691)]