18878118648

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{85009}}^1$

素因数の和:85524

約数の個数: 64

約数和(自身を含む): 49781856000

約数和(自身を除く): 30903737352

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 487, 974, 1461, 1948, 2922, 3896, 5844, 9253, 11688, 18506, 27759, 37012, 55518, 74024, 85009, 111036, 170018, 222072, 255027, 340036, 510054, 680072, 1020108, 1615171, 2040216, 3230342, 4845513, 6460684, 9691026, 12921368, 19382052, 38764104, 41399383, 82798766, 124198149, 165597532, 248396298, 331195064, 496792596, 786588277, 993585192, 1573176554, 2359764831, 3146353108, 4719529662, 6292706216, 9439059324, 18878118648]

約数ペア:

[(1, 18878118648), (2, 9439059324), (3, 6292706216), (4, 4719529662), (6, 3146353108), (8, 2359764831), (12, 1573176554), (19, 993585192), (24, 786588277), (38, 496792596), (57, 331195064), (76, 248396298), (114, 165597532), (152, 124198149), (228, 82798766), (456, 41399383), (487, 38764104), (974, 19382052), (1461, 12921368), (1948, 9691026), (2922, 6460684), (3896, 4845513), (5844, 3230342), (9253, 2040216), (11688, 1615171), (18506, 1020108), (27759, 680072), (37012, 510054), (55518, 340036), (74024, 255027), (85009, 222072), (111036, 170018)]