19439823

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 10497777

約数列:

[1, 3, 13, 17, 39, 51, 109, 221, 269, 327, 663, 807, 1417, 1853, 3497, 4251, 4573, 5559, 10491, 13719, 24089, 29321, 59449, 72267, 87963, 178347, 381173, 498457, 1143519, 1495371, 6479941, 19439823]

約数ペア:

[(1, 19439823), (3, 6479941), (13, 1495371), (17, 1143519), (39, 498457), (51, 381173), (109, 178347), (221, 87963), (269, 72267), (327, 59449), (663, 29321), (807, 24089), (1417, 13719), (1853, 10491), (3497, 5559), (4251, 4573)]