16992004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 32901120

約数和(自身を除く): 15909116

約数列:

[1, 2, 4, 19, 38, 47, 67, 71, 76, 94, 134, 142, 188, 268, 284, 893, 1273, 1349, 1786, 2546, 2698, 3149, 3337, 3572, 4757, 5092, 5396, 6298, 6674, 9514, 12596, 13348, 19028, 59831, 63403, 90383, 119662, 126806, 180766, 223579, 239324, 253612, 361532, 447158, 894316, 4248001, 8496002, 16992004]

約数ペア:

[(1, 16992004), (2, 8496002), (4, 4248001), (19, 894316), (38, 447158), (47, 361532), (67, 253612), (71, 239324), (76, 223579), (94, 180766), (134, 126806), (142, 119662), (188, 90383), (268, 63403), (284, 59831), (893, 19028), (1273, 13348), (1349, 12596), (1786, 9514), (2546, 6674), (2698, 6298), (3149, 5396), (3337, 5092), (3572, 4757)]