19765296568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1498279}}^1$

素因数の和:1498399

約数の個数: 32

約数和(自身を含む): 39644488800

約数和(自身を除く): 19879192232

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1649, 3298, 6596, 13192, 1498279, 2996558, 5993116, 11986232, 25470743, 50941486, 101882972, 145333063, 203765944, 290666126, 581332252, 1162664504, 2470662071, 4941324142, 9882648284, 19765296568]

約数ペア:

[(1, 19765296568), (2, 9882648284), (4, 4941324142), (8, 2470662071), (17, 1162664504), (34, 581332252), (68, 290666126), (97, 203765944), (136, 145333063), (194, 101882972), (388, 50941486), (776, 25470743), (1649, 11986232), (3298, 5993116), (6596, 2996558), (13192, 1498279)]