81968018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 137884032

約数和(自身を除く): 55916014

約数列:

[1, 2, 11, 22, 61, 103, 122, 206, 593, 671, 1133, 1186, 1342, 2266, 6283, 6523, 12566, 13046, 36173, 61079, 69113, 72346, 122158, 138226, 397903, 671869, 795806, 1343738, 3725819, 7451638, 40984009, 81968018]

約数ペア:

[(1, 81968018), (2, 40984009), (11, 7451638), (22, 3725819), (61, 1343738), (103, 795806), (122, 671869), (206, 397903), (593, 138226), (671, 122158), (1133, 72346), (1186, 69113), (1342, 61079), (2266, 36173), (6283, 13046), (6523, 12566)]