20452176

素因数分解:

$2^4\times 3^4\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 100

約数和(自身を含む): 60736192

約数和(自身を除く): 40284016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 258, 324, 344, 367, 387, 432, 516, 648, 688, 734, 774, 1032, 1101, 1161, 1296, 1468, 1548, 2064, 2202, 2322, 2936, 3096, 3303, 3483, 4404, 4644, 5872, 6192, 6606, 6966, 8808, 9288, 9909, 13212, 13932, 15781, 17616, 18576, 19818, 26424, 27864, 29727, 31562, 39636, 47343, 52848, 55728, 59454, 63124, 79272, 94686, 118908, 126248, 142029, 158544, 189372, 237816, 252496, 284058, 378744, 426087, 475632, 568116, 757488, 852174, 1136232, 1278261, 1704348, 2272464, 2556522, 3408696, 5113044, 6817392, 10226088, 20452176]

約数ペア:

[(1, 20452176), (2, 10226088), (3, 6817392), (4, 5113044), (6, 3408696), (8, 2556522), (9, 2272464), (12, 1704348), (16, 1278261), (18, 1136232), (24, 852174), (27, 757488), (36, 568116), (43, 475632), (48, 426087), (54, 378744), (72, 284058), (81, 252496), (86, 237816), (108, 189372), (129, 158544), (144, 142029), (162, 126248), (172, 118908), (216, 94686), (258, 79272), (324, 63124), (344, 59454), (367, 55728), (387, 52848), (432, 47343), (516, 39636), (648, 31562), (688, 29727), (734, 27864), (774, 26424), (1032, 19818), (1101, 18576), (1161, 17616), (1296, 15781), (1468, 13932), (1548, 13212), (2064, 9909), (2202, 9288), (2322, 8808), (2936, 6966), (3096, 6606), (3303, 6192), (3483, 5872), (4404, 4644)]