19120563

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 37463040

約数和(自身を除く): 18342477

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 99, 119, 153, 187, 189, 231, 297, 357, 459, 541, 561, 693, 1071, 1309, 1623, 1683, 2079, 3213, 3787, 3927, 4869, 5049, 5951, 9197, 11361, 11781, 14607, 17853, 27591, 34083, 35343, 41657, 53559, 64379, 82773, 101167, 102249, 124971, 160677, 193137, 248319, 303501, 374913, 579411, 708169, 910503, 1124739, 1738233, 2124507, 2731509, 6373521, 19120563]

約数ペア:

[(1, 19120563), (3, 6373521), (7, 2731509), (9, 2124507), (11, 1738233), (17, 1124739), (21, 910503), (27, 708169), (33, 579411), (51, 374913), (63, 303501), (77, 248319), (99, 193137), (119, 160677), (153, 124971), (187, 102249), (189, 101167), (231, 82773), (297, 64379), (357, 53559), (459, 41657), (541, 35343), (561, 34083), (693, 27591), (1071, 17853), (1309, 14607), (1623, 11781), (1683, 11361), (2079, 9197), (3213, 5951), (3787, 5049), (3927, 4869)]