19973736

素因数分解:

$2^3\times 3^3\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 56160000

約数和(自身を除く): 36186264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 89, 108, 178, 216, 267, 356, 534, 712, 801, 1039, 1068, 1602, 2078, 2136, 2403, 3117, 3204, 4156, 4806, 6234, 6408, 8312, 9351, 9612, 12468, 18702, 19224, 24936, 28053, 37404, 56106, 74808, 92471, 112212, 184942, 224424, 277413, 369884, 554826, 739768, 832239, 1109652, 1664478, 2219304, 2496717, 3328956, 4993434, 6657912, 9986868, 19973736]

約数ペア:

[(1, 19973736), (2, 9986868), (3, 6657912), (4, 4993434), (6, 3328956), (8, 2496717), (9, 2219304), (12, 1664478), (18, 1109652), (24, 832239), (27, 739768), (36, 554826), (54, 369884), (72, 277413), (89, 224424), (108, 184942), (178, 112212), (216, 92471), (267, 74808), (356, 56106), (534, 37404), (712, 28053), (801, 24936), (1039, 19224), (1068, 18702), (1602, 12468), (2078, 9612), (2136, 9351), (2403, 8312), (3117, 6408), (3204, 6234), (4156, 4806)]