18990058740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10209709}}^1$

素因数の和:10209752

約数の個数: 48

約数和(自身を含む): 54887400960

約数和(自身を除く): 35897342220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10209709, 20419418, 30629127, 40838836, 51048545, 61258254, 102097090, 122516508, 153145635, 204194180, 306291270, 316500979, 612582540, 633001958, 949502937, 1266003916, 1582504895, 1899005874, 3165009790, 3798011748, 4747514685, 6330019580, 9495029370, 18990058740]

約数ペア:

[(1, 18990058740), (2, 9495029370), (3, 6330019580), (4, 4747514685), (5, 3798011748), (6, 3165009790), (10, 1899005874), (12, 1582504895), (15, 1266003916), (20, 949502937), (30, 633001958), (31, 612582540), (60, 316500979), (62, 306291270), (93, 204194180), (124, 153145635), (155, 122516508), (186, 102097090), (310, 61258254), (372, 51048545), (465, 40838836), (620, 30629127), (930, 20419418), (1860, 10209709)]