19933992897

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1151}}^1\times {\mathrm{63439}}^1$

素因数の和:64613

約数の個数: 32

約数和(自身を含む): 32741130240

約数和(自身を除く): 12807137343

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1151, 3453, 8057, 14963, 24171, 44889, 63439, 104741, 190317, 314223, 444073, 824707, 1332219, 2474121, 5772949, 17318847, 73018289, 219054867, 511128023, 949237757, 1533384069, 2847713271, 6644664299, 19933992897]

約数ペア:

[(1, 19933992897), (3, 6644664299), (7, 2847713271), (13, 1533384069), (21, 949237757), (39, 511128023), (91, 219054867), (273, 73018289), (1151, 17318847), (3453, 5772949), (8057, 2474121), (14963, 1332219), (24171, 824707), (44889, 444073), (63439, 314223), (104741, 190317)]