17999004

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 44755200

約数和(自身を除く): 26756196

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 89, 114, 178, 228, 267, 356, 534, 887, 1068, 1691, 1774, 2661, 3382, 3548, 5073, 5322, 6764, 10146, 10644, 16853, 20292, 33706, 50559, 67412, 78943, 101118, 157886, 202236, 236829, 315772, 473658, 947316, 1499917, 2999834, 4499751, 5999668, 8999502, 17999004]

約数ペア:

[(1, 17999004), (2, 8999502), (3, 5999668), (4, 4499751), (6, 2999834), (12, 1499917), (19, 947316), (38, 473658), (57, 315772), (76, 236829), (89, 202236), (114, 157886), (178, 101118), (228, 78943), (267, 67412), (356, 50559), (534, 33706), (887, 20292), (1068, 16853), (1691, 10644), (1774, 10146), (2661, 6764), (3382, 5322), (3548, 5073)]