19525842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:807

約数の個数: 48

約数和(自身を含む): 48597120

約数和(自身を除く): 29071278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 439, 706, 878, 1059, 1317, 2118, 2471, 2634, 3073, 3177, 3951, 4942, 6146, 6354, 7413, 7902, 9219, 14826, 18438, 22239, 27657, 44478, 55314, 154967, 309934, 464901, 929802, 1084769, 1394703, 2169538, 2789406, 3254307, 6508614, 9762921, 19525842]

約数ペア:

[(1, 19525842), (2, 9762921), (3, 6508614), (6, 3254307), (7, 2789406), (9, 2169538), (14, 1394703), (18, 1084769), (21, 929802), (42, 464901), (63, 309934), (126, 154967), (353, 55314), (439, 44478), (706, 27657), (878, 22239), (1059, 18438), (1317, 14826), (2118, 9219), (2471, 7902), (2634, 7413), (3073, 6354), (3177, 6146), (3951, 4942)]