20196354

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 25163646

約数列:

[1, 2, 3, 6, 19, 29, 38, 41, 57, 58, 82, 87, 114, 123, 149, 174, 246, 298, 447, 551, 779, 894, 1102, 1189, 1558, 1653, 2337, 2378, 2831, 3306, 3567, 4321, 4674, 5662, 6109, 7134, 8493, 8642, 12218, 12963, 16986, 18327, 22591, 25926, 36654, 45182, 67773, 82099, 116071, 135546, 164198, 177161, 232142, 246297, 348213, 354322, 492594, 531483, 696426, 1062966, 3366059, 6732118, 10098177, 20196354]

約数ペア:

[(1, 20196354), (2, 10098177), (3, 6732118), (6, 3366059), (19, 1062966), (29, 696426), (38, 531483), (41, 492594), (57, 354322), (58, 348213), (82, 246297), (87, 232142), (114, 177161), (123, 164198), (149, 135546), (174, 116071), (246, 82099), (298, 67773), (447, 45182), (551, 36654), (779, 25926), (894, 22591), (1102, 18327), (1189, 16986), (1558, 12963), (1653, 12218), (2337, 8642), (2378, 8493), (2831, 7134), (3306, 6109), (3567, 5662), (4321, 4674)]