18613307572

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 33179328000

約数和(自身を除く): 14566020428

約数列:

[1, 2, 4, 103, 206, 239, 412, 421, 449, 478, 842, 898, 956, 1684, 1796, 24617, 43363, 46247, 49234, 86726, 92494, 98468, 100619, 107311, 173452, 184988, 189029, 201238, 214622, 378058, 402476, 429244, 756116, 10363757, 11053033, 19469987, 20727514, 22106066, 38939974, 41455028, 44212132, 45177931, 77879948, 90355862, 180711724, 4653326893, 9306653786, 18613307572]

約数ペア:

[(1, 18613307572), (2, 9306653786), (4, 4653326893), (103, 180711724), (206, 90355862), (239, 77879948), (412, 45177931), (421, 44212132), (449, 41455028), (478, 38939974), (842, 22106066), (898, 20727514), (956, 19469987), (1684, 11053033), (1796, 10363757), (24617, 756116), (43363, 429244), (46247, 402476), (49234, 378058), (86726, 214622), (92494, 201238), (98468, 189029), (100619, 184988), (107311, 173452)]