18795728

素因数分解:

$2^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{593}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 41836608

約数和(自身を除く): 23040880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 283, 566, 593, 1132, 1186, 1981, 2264, 2372, 3962, 4151, 4528, 4744, 7924, 8302, 9488, 15848, 16604, 31696, 33208, 66416, 167819, 335638, 671276, 1174733, 1342552, 2349466, 2685104, 4698932, 9397864, 18795728]

約数ペア:

[(1, 18795728), (2, 9397864), (4, 4698932), (7, 2685104), (8, 2349466), (14, 1342552), (16, 1174733), (28, 671276), (56, 335638), (112, 167819), (283, 66416), (566, 33208), (593, 31696), (1132, 16604), (1186, 15848), (1981, 9488), (2264, 8302), (2372, 7924), (3962, 4744), (4151, 4528)]