19204845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 33730560

約数和(自身を除く): 14525715

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 239, 487, 717, 1195, 1461, 2435, 2629, 3585, 5357, 7305, 7887, 13145, 16071, 26785, 39435, 80355, 116393, 349179, 581965, 1280323, 1745895, 3840969, 6401615, 19204845]

約数ペア:

[(1, 19204845), (3, 6401615), (5, 3840969), (11, 1745895), (15, 1280323), (33, 581965), (55, 349179), (165, 116393), (239, 80355), (487, 39435), (717, 26785), (1195, 16071), (1461, 13145), (2435, 7887), (2629, 7305), (3585, 5357)]