18121272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^2$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 48991320

約数和(自身を除く): 30870048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 241, 312, 482, 723, 964, 1446, 1928, 2892, 3133, 5784, 6266, 9399, 12532, 18798, 25064, 37596, 58081, 75192, 116162, 174243, 232324, 348486, 464648, 696972, 755053, 1393944, 1510106, 2265159, 3020212, 4530318, 6040424, 9060636, 18121272]

約数ペア:

[(1, 18121272), (2, 9060636), (3, 6040424), (4, 4530318), (6, 3020212), (8, 2265159), (12, 1510106), (13, 1393944), (24, 755053), (26, 696972), (39, 464648), (52, 348486), (78, 232324), (104, 174243), (156, 116162), (241, 75192), (312, 58081), (482, 37596), (723, 25064), (964, 18798), (1446, 12532), (1928, 9399), (2892, 6266), (3133, 5784)]