18439148

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 40078080

約数和(自身を除く): 21638932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 179, 182, 283, 358, 364, 566, 716, 1132, 1253, 1981, 2327, 2506, 3679, 3962, 4654, 5012, 7358, 7924, 9308, 14716, 16289, 25753, 32578, 50657, 51506, 65156, 101314, 103012, 202628, 354599, 658541, 709198, 1317082, 1418396, 2634164, 4609787, 9219574, 18439148]

約数ペア:

[(1, 18439148), (2, 9219574), (4, 4609787), (7, 2634164), (13, 1418396), (14, 1317082), (26, 709198), (28, 658541), (52, 354599), (91, 202628), (179, 103012), (182, 101314), (283, 65156), (358, 51506), (364, 50657), (566, 32578), (716, 25753), (1132, 16289), (1253, 14716), (1981, 9308), (2327, 7924), (2506, 7358), (3679, 5012), (3962, 4654)]