18968916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 46914560

約数和(自身を除く): 27945644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 271, 307, 542, 614, 813, 921, 1084, 1228, 1626, 1842, 3252, 3684, 5149, 5833, 10298, 11666, 15447, 17499, 20596, 23332, 30894, 34998, 61788, 69996, 83197, 166394, 249591, 332788, 499182, 998364, 1580743, 3161486, 4742229, 6322972, 9484458, 18968916]

約数ペア:

[(1, 18968916), (2, 9484458), (3, 6322972), (4, 4742229), (6, 3161486), (12, 1580743), (19, 998364), (38, 499182), (57, 332788), (76, 249591), (114, 166394), (228, 83197), (271, 69996), (307, 61788), (542, 34998), (614, 30894), (813, 23332), (921, 20596), (1084, 17499), (1228, 15447), (1626, 11666), (1842, 10298), (3252, 5833), (3684, 5149)]