28190718

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2717

約数の個数: 48

約数和(自身を含む): 66393600

約数和(自身を除く): 38202882

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2659, 3534, 5301, 5318, 7977, 10602, 15954, 23931, 47862, 50521, 82429, 101042, 151563, 164858, 247287, 303126, 454689, 494574, 741861, 909378, 1483722, 1566151, 3132302, 4698453, 9396906, 14095359, 28190718]

約数ペア:

[(1, 28190718), (2, 14095359), (3, 9396906), (6, 4698453), (9, 3132302), (18, 1566151), (19, 1483722), (31, 909378), (38, 741861), (57, 494574), (62, 454689), (93, 303126), (114, 247287), (171, 164858), (186, 151563), (279, 101042), (342, 82429), (558, 50521), (589, 47862), (1178, 23931), (1767, 15954), (2659, 10602), (3534, 7977), (5301, 5318)]