18320358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10639}}^1$

素因数の和:10692

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 24580122

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 10639, 21278, 31917, 63834, 74473, 148946, 223419, 436199, 446838, 872398, 1308597, 2617194, 3053393, 6106786, 9160179, 18320358]

約数ペア:

[(1, 18320358), (2, 9160179), (3, 6106786), (6, 3053393), (7, 2617194), (14, 1308597), (21, 872398), (41, 446838), (42, 436199), (82, 223419), (123, 148946), (246, 74473), (287, 63834), (574, 31917), (861, 21278), (1722, 10639)]