15661637654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1\times {\mathrm{16921}}^1$

素因数の和:17400

約数の個数: 32

約数和(自身を含む): 25631550336

約数和(自身を除く): 9969912682

約数列:

[1, 2, 13, 26, 97, 194, 367, 734, 1261, 2522, 4771, 9542, 16921, 33842, 35599, 71198, 219973, 439946, 462787, 925574, 1641337, 3282674, 6210007, 12420014, 21337381, 42674762, 80730091, 161460182, 602370679, 1204741358, 7830818827, 15661637654]

約数ペア:

[(1, 15661637654), (2, 7830818827), (13, 1204741358), (26, 602370679), (97, 161460182), (194, 80730091), (367, 42674762), (734, 21337381), (1261, 12420014), (2522, 6210007), (4771, 3282674), (9542, 1641337), (16921, 925574), (33842, 462787), (35599, 439946), (71198, 219973)]