1854296912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1588

約数の個数: 80

約数和(自身を含む): 3988161408

約数和(自身を除く): 2133864496

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 151, 172, 208, 302, 344, 559, 604, 688, 1118, 1208, 1373, 1963, 2236, 2416, 2746, 3926, 4472, 5492, 6493, 7852, 8944, 10984, 12986, 15704, 17849, 21968, 25972, 31408, 35698, 51944, 59039, 71396, 84409, 103888, 118078, 142792, 168818, 207323, 236156, 285584, 337636, 414646, 472312, 675272, 767507, 829292, 944624, 1350544, 1535014, 1658584, 2695199, 3070028, 3317168, 5390398, 6140056, 8914889, 10780796, 12280112, 17829778, 21561592, 35659556, 43123184, 71319112, 115893557, 142638224, 231787114, 463574228, 927148456, 1854296912]

約数ペア:

[(1, 1854296912), (2, 927148456), (4, 463574228), (8, 231787114), (13, 142638224), (16, 115893557), (26, 71319112), (43, 43123184), (52, 35659556), (86, 21561592), (104, 17829778), (151, 12280112), (172, 10780796), (208, 8914889), (302, 6140056), (344, 5390398), (559, 3317168), (604, 3070028), (688, 2695199), (1118, 1658584), (1208, 1535014), (1373, 1350544), (1963, 944624), (2236, 829292), (2416, 767507), (2746, 675272), (3926, 472312), (4472, 414646), (5492, 337636), (6493, 285584), (7852, 236156), (8944, 207323), (10984, 168818), (12986, 142792), (15704, 118078), (17849, 103888), (21968, 84409), (25972, 71396), (31408, 59039), (35698, 51944)]