16131228

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 39984000

約数和(自身を除く): 23852772

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 139, 228, 278, 417, 509, 556, 834, 1018, 1527, 1668, 2036, 2641, 3054, 5282, 6108, 7923, 9671, 10564, 15846, 19342, 29013, 31692, 38684, 58026, 70751, 116052, 141502, 212253, 283004, 424506, 849012, 1344269, 2688538, 4032807, 5377076, 8065614, 16131228]

約数ペア:

[(1, 16131228), (2, 8065614), (3, 5377076), (4, 4032807), (6, 2688538), (12, 1344269), (19, 849012), (38, 424506), (57, 283004), (76, 212253), (114, 141502), (139, 116052), (228, 70751), (278, 58026), (417, 38684), (509, 31692), (556, 29013), (834, 19342), (1018, 15846), (1527, 10564), (1668, 9671), (2036, 7923), (2641, 6108), (3054, 5282)]