20161521824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37061621}}^1$

素因数の和:37061648

約数の個数: 24

約数和(自身を含む): 42027879348

約数和(自身を除く): 21866357524

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 37061621, 74123242, 148246484, 296492968, 592985936, 630047557, 1185971872, 1260095114, 2520190228, 5040380456, 10080760912, 20161521824]

約数ペア:

[(1, 20161521824), (2, 10080760912), (4, 5040380456), (8, 2520190228), (16, 1260095114), (17, 1185971872), (32, 630047557), (34, 592985936), (68, 296492968), (136, 148246484), (272, 74123242), (544, 37061621)]