19975176

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21341}}^1$

素因数の和:21366

約数の個数: 48

約数和(自身を含む): 58263660

約数和(自身を除く): 38288484

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21341, 42682, 64023, 85364, 128046, 170728, 192069, 256092, 277433, 384138, 512184, 554866, 768276, 832299, 1109732, 1536552, 1664598, 2219464, 2496897, 3329196, 4993794, 6658392, 9987588, 19975176]

約数ペア:

[(1, 19975176), (2, 9987588), (3, 6658392), (4, 4993794), (6, 3329196), (8, 2496897), (9, 2219464), (12, 1664598), (13, 1536552), (18, 1109732), (24, 832299), (26, 768276), (36, 554866), (39, 512184), (52, 384138), (72, 277433), (78, 256092), (104, 192069), (117, 170728), (156, 128046), (234, 85364), (312, 64023), (468, 42682), (936, 21341)]