19910808

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16267}}^1$

素因数の和:16296

約数の個数: 48

約数和(自身を含む): 57100680

約数和(自身を除く): 37189872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16267, 32534, 48801, 65068, 97602, 130136, 146403, 195204, 276539, 292806, 390408, 553078, 585612, 829617, 1106156, 1171224, 1659234, 2212312, 2488851, 3318468, 4977702, 6636936, 9955404, 19910808]

約数ペア:

[(1, 19910808), (2, 9955404), (3, 6636936), (4, 4977702), (6, 3318468), (8, 2488851), (9, 2212312), (12, 1659234), (17, 1171224), (18, 1106156), (24, 829617), (34, 585612), (36, 553078), (51, 390408), (68, 292806), (72, 276539), (102, 195204), (136, 146403), (153, 130136), (204, 97602), (306, 65068), (408, 48801), (612, 32534), (1224, 16267)]