18877889901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1\times {\mathrm{10487}}^1$

素因数の和:11061

約数の個数: 32

約数和(自身を含む): 27437614848

約数和(自身を除く): 8559724947

約数列:

[1, 3, 13, 39, 101, 303, 457, 1313, 1371, 3939, 5941, 10487, 17823, 31461, 46157, 136331, 138471, 408993, 600041, 1059187, 1800123, 3177561, 4792559, 13769431, 14377677, 41308293, 62303267, 186909801, 484048459, 1452145377, 6292629967, 18877889901]

約数ペア:

[(1, 18877889901), (3, 6292629967), (13, 1452145377), (39, 484048459), (101, 186909801), (303, 62303267), (457, 41308293), (1313, 14377677), (1371, 13769431), (3939, 4792559), (5941, 3177561), (10487, 1800123), (17823, 1059187), (31461, 600041), (46157, 408993), (136331, 138471)]