20938896

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13219}}^1$

素因数の和:13244

約数の個数: 60

約数和(自身を含む): 63931920

約数和(自身を除く): 42993024

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13219, 26438, 39657, 52876, 79314, 105752, 118971, 145409, 158628, 211504, 237942, 290818, 317256, 436227, 475884, 581636, 634512, 872454, 951768, 1163272, 1308681, 1744908, 1903536, 2326544, 2617362, 3489816, 5234724, 6979632, 10469448, 20938896]

約数ペア:

[(1, 20938896), (2, 10469448), (3, 6979632), (4, 5234724), (6, 3489816), (8, 2617362), (9, 2326544), (11, 1903536), (12, 1744908), (16, 1308681), (18, 1163272), (22, 951768), (24, 872454), (33, 634512), (36, 581636), (44, 475884), (48, 436227), (66, 317256), (72, 290818), (88, 237942), (99, 211504), (132, 158628), (144, 145409), (176, 118971), (198, 105752), (264, 79314), (396, 52876), (528, 39657), (792, 26438), (1584, 13219)]