20139974162

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{86209}}^1$

素因数の和:86307

約数の個数: 64

約数和(自身を含む): 39626254080

約数和(自身を除く): 19486279918

約数列:

[1, 2, 7, 11, 14, 22, 37, 41, 74, 77, 82, 154, 259, 287, 407, 451, 518, 574, 814, 902, 1517, 2849, 3034, 3157, 5698, 6314, 10619, 16687, 21238, 33374, 86209, 116809, 172418, 233618, 603463, 948299, 1206926, 1896598, 3189733, 3534569, 6379466, 6638093, 7069138, 13276186, 22328131, 24741983, 35087063, 38880259, 44656262, 49483966, 70174126, 77760518, 130779053, 245609441, 261558106, 272161813, 491218882, 544323626, 915453371, 1438569583, 1830906742, 2877139166, 10069987081, 20139974162]

約数ペア:

[(1, 20139974162), (2, 10069987081), (7, 2877139166), (11, 1830906742), (14, 1438569583), (22, 915453371), (37, 544323626), (41, 491218882), (74, 272161813), (77, 261558106), (82, 245609441), (154, 130779053), (259, 77760518), (287, 70174126), (407, 49483966), (451, 44656262), (518, 38880259), (574, 35087063), (814, 24741983), (902, 22328131), (1517, 13276186), (2849, 7069138), (3034, 6638093), (3157, 6379466), (5698, 3534569), (6314, 3189733), (10619, 1896598), (16687, 1206926), (21238, 948299), (33374, 603463), (86209, 233618), (116809, 172418)]