18764172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3955

約数の個数: 72

約数和(自身を含む): 57075200

約数和(自身を除く): 38311028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 3919, 4788, 7838, 11757, 15676, 23514, 27433, 35271, 47028, 54866, 70542, 74461, 82299, 109732, 141084, 148922, 164598, 223383, 246897, 297844, 329196, 446766, 493794, 521227, 670149, 893532, 987588, 1042454, 1340298, 1563681, 2084908, 2680596, 3127362, 4691043, 6254724, 9382086, 18764172]

約数ペア:

[(1, 18764172), (2, 9382086), (3, 6254724), (4, 4691043), (6, 3127362), (7, 2680596), (9, 2084908), (12, 1563681), (14, 1340298), (18, 1042454), (19, 987588), (21, 893532), (28, 670149), (36, 521227), (38, 493794), (42, 446766), (57, 329196), (63, 297844), (76, 246897), (84, 223383), (114, 164598), (126, 148922), (133, 141084), (171, 109732), (228, 82299), (252, 74461), (266, 70542), (342, 54866), (399, 47028), (532, 35271), (684, 27433), (798, 23514), (1197, 15676), (1596, 11757), (2394, 7838), (3919, 4788)]