1811910232797

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20926859}}^1$

素因数の和:20926926

約数の個数: 48

約数和(自身を含む): 3053647411200

約数和(自身を除く): 1241737178403

約数列:

[1, 3, 7, 19, 21, 31, 49, 57, 93, 133, 147, 217, 399, 589, 651, 931, 1519, 1767, 2793, 4123, 4557, 12369, 28861, 86583, 20926859, 62780577, 146488013, 397610321, 439464039, 648732629, 1025416091, 1192830963, 1946197887, 2783272247, 3076248273, 4541128403, 8349816741, 12325919951, 13623385209, 19482905729, 31787898821, 36977759853, 58448717187, 86281439657, 95363696463, 258844318971, 603970077599, 1811910232797]

約数ペア:

[(1, 1811910232797), (3, 603970077599), (7, 258844318971), (19, 95363696463), (21, 86281439657), (31, 58448717187), (49, 36977759853), (57, 31787898821), (93, 19482905729), (133, 13623385209), (147, 12325919951), (217, 8349816741), (399, 4541128403), (589, 3076248273), (651, 2783272247), (931, 1946197887), (1519, 1192830963), (1767, 1025416091), (2793, 648732629), (4123, 439464039), (4557, 397610321), (12369, 146488013), (28861, 62780577), (86583, 20926859)]