19731654

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{15887}}^1$

素因数の和:15921

約数の個数: 32

約数和(自身を含む): 45757440

約数和(自身を除く): 26025786

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 15887, 31774, 47661, 95322, 142983, 285966, 365401, 428949, 730802, 857898, 1096203, 2192406, 3288609, 6577218, 9865827, 19731654]

約数ペア:

[(1, 19731654), (2, 9865827), (3, 6577218), (6, 3288609), (9, 2192406), (18, 1096203), (23, 857898), (27, 730802), (46, 428949), (54, 365401), (69, 285966), (138, 142983), (207, 95322), (414, 47661), (621, 31774), (1242, 15887)]