20898372

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 57576960

約数和(自身を除く): 36678588

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 67, 68, 102, 132, 134, 139, 187, 201, 204, 268, 278, 374, 402, 417, 556, 561, 737, 748, 804, 834, 1122, 1139, 1474, 1529, 1668, 2211, 2244, 2278, 2363, 2948, 3058, 3417, 4422, 4556, 4587, 4726, 6116, 6834, 7089, 8844, 9174, 9313, 9452, 12529, 13668, 14178, 18348, 18626, 25058, 25993, 27939, 28356, 37252, 37587, 50116, 51986, 55878, 75174, 77979, 102443, 103972, 111756, 150348, 155958, 158321, 204886, 307329, 311916, 316642, 409772, 474963, 614658, 633284, 949926, 1229316, 1741531, 1899852, 3483062, 5224593, 6966124, 10449186, 20898372]

約数ペア:

[(1, 20898372), (2, 10449186), (3, 6966124), (4, 5224593), (6, 3483062), (11, 1899852), (12, 1741531), (17, 1229316), (22, 949926), (33, 633284), (34, 614658), (44, 474963), (51, 409772), (66, 316642), (67, 311916), (68, 307329), (102, 204886), (132, 158321), (134, 155958), (139, 150348), (187, 111756), (201, 103972), (204, 102443), (268, 77979), (278, 75174), (374, 55878), (402, 51986), (417, 50116), (556, 37587), (561, 37252), (737, 28356), (748, 27939), (804, 25993), (834, 25058), (1122, 18626), (1139, 18348), (1474, 14178), (1529, 13668), (1668, 12529), (2211, 9452), (2244, 9313), (2278, 9174), (2363, 8844), (2948, 7089), (3058, 6834), (3417, 6116), (4422, 4726), (4556, 4587)]