1990452958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{39119}}^1$

素因数の和:39256

約数の個数: 32

約数和(自身を含む): 3417523200

約数和(自身を除く): 1427070242

約数列:

[1, 2, 13, 19, 26, 38, 103, 206, 247, 494, 1339, 1957, 2678, 3914, 25441, 39119, 50882, 78238, 508547, 743261, 1017094, 1486522, 4029257, 8058514, 9662393, 19324786, 52380341, 76555883, 104760682, 153111766, 995226479, 1990452958]

約数ペア:

[(1, 1990452958), (2, 995226479), (13, 153111766), (19, 104760682), (26, 76555883), (38, 52380341), (103, 19324786), (206, 9662393), (247, 8058514), (494, 4029257), (1339, 1486522), (1957, 1017094), (2678, 743261), (3914, 508547), (25441, 78238), (39119, 50882)]