20591354

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 15817606

約数列:

[1, 2, 7, 14, 59, 97, 118, 194, 257, 413, 514, 679, 826, 1358, 1799, 3598, 5723, 11446, 15163, 24929, 30326, 40061, 49858, 80122, 106141, 174503, 212282, 349006, 1470811, 2941622, 10295677, 20591354]

約数ペア:

[(1, 20591354), (2, 10295677), (7, 2941622), (14, 1470811), (59, 349006), (97, 212282), (118, 174503), (194, 106141), (257, 80122), (413, 49858), (514, 40061), (679, 30326), (826, 24929), (1358, 15163), (1799, 11446), (3598, 5723)]