19419406

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 33903360

約数和(自身を除く): 14483954

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 323, 391, 437, 646, 782, 874, 1307, 2614, 7429, 14858, 22219, 24833, 30061, 44438, 49666, 60122, 422161, 511037, 571159, 844322, 1022074, 1142318, 9709703, 19419406]

約数ペア:

[(1, 19419406), (2, 9709703), (17, 1142318), (19, 1022074), (23, 844322), (34, 571159), (38, 511037), (46, 422161), (323, 60122), (391, 49666), (437, 44438), (646, 30061), (782, 24833), (874, 22219), (1307, 14858), (2614, 7429)]