1808967542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{2131}}^1$

素因数の和:2492

約数の個数: 32

約数和(自身を含む): 2901225600

約数和(自身を除く): 1092258058

約数列:

[1, 2, 19, 38, 89, 178, 251, 502, 1691, 2131, 3382, 4262, 4769, 9538, 22339, 40489, 44678, 80978, 189659, 379318, 424441, 534881, 848882, 1069762, 3603521, 7207042, 10162739, 20325478, 47604409, 95208818, 904483771, 1808967542]

約数ペア:

[(1, 1808967542), (2, 904483771), (19, 95208818), (38, 47604409), (89, 20325478), (178, 10162739), (251, 7207042), (502, 3603521), (1691, 1069762), (2131, 848882), (3382, 534881), (4262, 424441), (4769, 379318), (9538, 189659), (22339, 80978), (40489, 44678)]