19801428

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6089}}^1$

素因数の和:6367

約数の個数: 24

約数和(自身を含む): 46381440

約数和(自身を除く): 26580012

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6089, 12178, 18267, 24356, 36534, 73068, 1650119, 3300238, 4950357, 6600476, 9900714, 19801428]

約数ペア:

[(1, 19801428), (2, 9900714), (3, 6600476), (4, 4950357), (6, 3300238), (12, 1650119), (271, 73068), (542, 36534), (813, 24356), (1084, 18267), (1626, 12178), (3252, 6089)]