39971858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 65318400

約数和(自身を除く): 25346542

約数列:

[1, 2, 19, 38, 53, 89, 106, 178, 223, 446, 1007, 1691, 2014, 3382, 4237, 4717, 8474, 9434, 11819, 19847, 23638, 39694, 89623, 179246, 224561, 377093, 449122, 754186, 1051891, 2103782, 19985929, 39971858]

約数ペア:

[(1, 39971858), (2, 19985929), (19, 2103782), (38, 1051891), (53, 754186), (89, 449122), (106, 377093), (178, 224561), (223, 179246), (446, 89623), (1007, 39694), (1691, 23638), (2014, 19847), (3382, 11819), (4237, 9434), (4717, 8474)]