8747638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1091}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 13890240

約数和(自身を除く): 5142602

約数列:

[1, 2, 19, 38, 211, 422, 1091, 2182, 4009, 8018, 20729, 41458, 230201, 460402, 4373819, 8747638]

約数ペア:

[(1, 8747638), (2, 4373819), (19, 460402), (38, 230201), (211, 41458), (422, 20729), (1091, 8018), (2182, 4009)]