19953002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 13976278

約数列:

[1, 2, 17, 19, 34, 38, 67, 134, 323, 461, 646, 922, 1139, 1273, 2278, 2546, 7837, 8759, 15674, 17518, 21641, 30887, 43282, 61774, 148903, 297806, 525079, 586853, 1050158, 1173706, 9976501, 19953002]

約数ペア:

[(1, 19953002), (2, 9976501), (17, 1173706), (19, 1050158), (34, 586853), (38, 525079), (67, 297806), (134, 148903), (323, 61774), (461, 43282), (646, 30887), (922, 21641), (1139, 17518), (1273, 15674), (2278, 8759), (2546, 7837)]