18988272

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{4547}}^1$

素因数の和:4590

約数の個数: 60

約数和(自身を含む): 54985320

約数和(自身を除く): 35997048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 4547, 9094, 13641, 18188, 27282, 36376, 40923, 54564, 72752, 81846, 109128, 131863, 163692, 218256, 263726, 327384, 395589, 527452, 654768, 791178, 1054904, 1186767, 1582356, 2109808, 2373534, 3164712, 4747068, 6329424, 9494136, 18988272]

約数ペア:

[(1, 18988272), (2, 9494136), (3, 6329424), (4, 4747068), (6, 3164712), (8, 2373534), (9, 2109808), (12, 1582356), (16, 1186767), (18, 1054904), (24, 791178), (29, 654768), (36, 527452), (48, 395589), (58, 327384), (72, 263726), (87, 218256), (116, 163692), (144, 131863), (174, 109128), (232, 81846), (261, 72752), (348, 54564), (464, 40923), (522, 36376), (696, 27282), (1044, 18188), (1392, 13641), (2088, 9094), (4176, 4547)]