43641328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1613}}^1$

素因数の和:1729

約数の個数: 40

約数和(自身を含む): 90061200

約数和(自身を除く): 46419872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1613, 1691, 3226, 3382, 6452, 6764, 12904, 13528, 25808, 27056, 30647, 61294, 122588, 143557, 245176, 287114, 490352, 574228, 1148456, 2296912, 2727583, 5455166, 10910332, 21820664, 43641328]

約数ペア:

[(1, 43641328), (2, 21820664), (4, 10910332), (8, 5455166), (16, 2727583), (19, 2296912), (38, 1148456), (76, 574228), (89, 490352), (152, 287114), (178, 245176), (304, 143557), (356, 122588), (712, 61294), (1424, 30647), (1613, 27056), (1691, 25808), (3226, 13528), (3382, 12904), (6452, 6764)]