18804093

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 32996160

約数和(自身を除く): 14192067

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 87, 147, 203, 231, 319, 401, 539, 609, 957, 1203, 1421, 1617, 2233, 2807, 4263, 4411, 6699, 8421, 11629, 13233, 15631, 19649, 30877, 34887, 46893, 58947, 81403, 92631, 127919, 216139, 244209, 383757, 569821, 648417, 895433, 1709463, 2686299, 6268031, 18804093]

約数ペア:

[(1, 18804093), (3, 6268031), (7, 2686299), (11, 1709463), (21, 895433), (29, 648417), (33, 569821), (49, 383757), (77, 244209), (87, 216139), (147, 127919), (203, 92631), (231, 81403), (319, 58947), (401, 46893), (539, 34887), (609, 30877), (957, 19649), (1203, 15631), (1421, 13233), (1617, 11629), (2233, 8421), (2807, 6699), (4263, 4411)]