20270959982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{8171}}^1$

素因数の和:8553

約数の個数: 64

約数和(自身を含む): 38419121664

約数和(自身を除く): 18148161682

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 317, 559, 602, 634, 1118, 2219, 3913, 4121, 4438, 7826, 8171, 8242, 13631, 16342, 27262, 28847, 57197, 57694, 95417, 106223, 114394, 177203, 190834, 212446, 351353, 354406, 702706, 743561, 1240421, 1487122, 2459471, 2480842, 2590207, 4567589, 4918942, 5180414, 9135178, 18131449, 31973123, 33672691, 36262898, 63946246, 67345382, 111378901, 222757802, 235708837, 471417674, 779652307, 1447925713, 1559304614, 2895851426, 10135479991, 20270959982]

約数ペア:

[(1, 20270959982), (2, 10135479991), (7, 2895851426), (13, 1559304614), (14, 1447925713), (26, 779652307), (43, 471417674), (86, 235708837), (91, 222757802), (182, 111378901), (301, 67345382), (317, 63946246), (559, 36262898), (602, 33672691), (634, 31973123), (1118, 18131449), (2219, 9135178), (3913, 5180414), (4121, 4918942), (4438, 4567589), (7826, 2590207), (8171, 2480842), (8242, 2459471), (13631, 1487122), (16342, 1240421), (27262, 743561), (28847, 702706), (57197, 354406), (57694, 351353), (95417, 212446), (106223, 190834), (114394, 177203)]