20184472

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 49904640

約数和(自身を除く): 29720168

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 49, 56, 62, 77, 88, 98, 124, 151, 154, 196, 217, 248, 302, 308, 341, 392, 434, 539, 604, 616, 682, 868, 1057, 1078, 1208, 1364, 1519, 1661, 1736, 2114, 2156, 2387, 2728, 3038, 3322, 4228, 4312, 4681, 4774, 6076, 6644, 7399, 8456, 9362, 9548, 11627, 12152, 13288, 14798, 16709, 18724, 19096, 23254, 29596, 32767, 33418, 37448, 46508, 51491, 59192, 65534, 66836, 81389, 93016, 102982, 131068, 133672, 162778, 205964, 229369, 262136, 325556, 360437, 411928, 458738, 651112, 720874, 917476, 1441748, 1834952, 2523059, 2883496, 5046118, 10092236, 20184472]

約数ペア:

[(1, 20184472), (2, 10092236), (4, 5046118), (7, 2883496), (8, 2523059), (11, 1834952), (14, 1441748), (22, 917476), (28, 720874), (31, 651112), (44, 458738), (49, 411928), (56, 360437), (62, 325556), (77, 262136), (88, 229369), (98, 205964), (124, 162778), (151, 133672), (154, 131068), (196, 102982), (217, 93016), (248, 81389), (302, 66836), (308, 65534), (341, 59192), (392, 51491), (434, 46508), (539, 37448), (604, 33418), (616, 32767), (682, 29596), (868, 23254), (1057, 19096), (1078, 18724), (1208, 16709), (1364, 14798), (1519, 13288), (1661, 12152), (1736, 11627), (2114, 9548), (2156, 9362), (2387, 8456), (2728, 7399), (3038, 6644), (3322, 6076), (4228, 4774), (4312, 4681)]