19865208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1668

約数の個数: 64

約数和(自身を含む): 55365120

約数和(自身を除く): 35499912

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 1601, 2068, 3102, 3202, 4136, 4803, 6204, 6404, 9606, 12408, 12808, 17611, 19212, 35222, 38424, 52833, 70444, 75247, 105666, 140888, 150494, 211332, 225741, 300988, 422664, 451482, 601976, 827717, 902964, 1655434, 1805928, 2483151, 3310868, 4966302, 6621736, 9932604, 19865208]

約数ペア:

[(1, 19865208), (2, 9932604), (3, 6621736), (4, 4966302), (6, 3310868), (8, 2483151), (11, 1805928), (12, 1655434), (22, 902964), (24, 827717), (33, 601976), (44, 451482), (47, 422664), (66, 300988), (88, 225741), (94, 211332), (132, 150494), (141, 140888), (188, 105666), (264, 75247), (282, 70444), (376, 52833), (517, 38424), (564, 35222), (1034, 19212), (1128, 17611), (1551, 12808), (1601, 12408), (2068, 9606), (3102, 6404), (3202, 6204), (4136, 4803)]