19156473

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 32870400

約数和(自身を除く): 13713927

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1283, 1659, 2133, 3849, 4977, 8981, 11547, 14931, 26943, 34641, 80829, 101357, 242487, 304071, 709499, 912213, 2128497, 2736639, 6385491, 19156473]

約数ペア:

[(1, 19156473), (3, 6385491), (7, 2736639), (9, 2128497), (21, 912213), (27, 709499), (63, 304071), (79, 242487), (189, 101357), (237, 80829), (553, 34641), (711, 26943), (1283, 14931), (1659, 11547), (2133, 8981), (3849, 4977)]