18429957

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{577}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 33847680

約数和(自身を除く): 15417723

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 577, 819, 1183, 1521, 1731, 2457, 3549, 4039, 4563, 5193, 7501, 10647, 12117, 15579, 22503, 31941, 36351, 52507, 67509, 97513, 109053, 157521, 202527, 292539, 472563, 682591, 877617, 1417689, 2047773, 2632851, 6143319, 18429957]

約数ペア:

[(1, 18429957), (3, 6143319), (7, 2632851), (9, 2047773), (13, 1417689), (21, 877617), (27, 682591), (39, 472563), (63, 292539), (91, 202527), (117, 157521), (169, 109053), (189, 97513), (273, 67509), (351, 52507), (507, 36351), (577, 31941), (819, 22503), (1183, 15579), (1521, 12117), (1731, 10647), (2457, 7501), (3549, 5193), (4039, 4563)]