18460376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 39951360

約数和(自身を除く): 21490984

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 67, 88, 101, 124, 134, 202, 248, 268, 341, 404, 536, 682, 737, 808, 1111, 1364, 1474, 2077, 2222, 2728, 2948, 3131, 4154, 4444, 5896, 6262, 6767, 8308, 8888, 12524, 13534, 16616, 22847, 25048, 27068, 34441, 45694, 54136, 68882, 74437, 91388, 137764, 148874, 182776, 209777, 275528, 297748, 419554, 595496, 839108, 1678216, 2307547, 4615094, 9230188, 18460376]

約数ペア:

[(1, 18460376), (2, 9230188), (4, 4615094), (8, 2307547), (11, 1678216), (22, 839108), (31, 595496), (44, 419554), (62, 297748), (67, 275528), (88, 209777), (101, 182776), (124, 148874), (134, 137764), (202, 91388), (248, 74437), (268, 68882), (341, 54136), (404, 45694), (536, 34441), (682, 27068), (737, 25048), (808, 22847), (1111, 16616), (1364, 13534), (1474, 12524), (2077, 8888), (2222, 8308), (2728, 6767), (2948, 6262), (3131, 5896), (4154, 4444)]