2018091229

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{991}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 2571264000

約数和(自身を除く): 553172771

約数列:

[1, 7, 11, 53, 77, 371, 499, 583, 991, 3493, 4081, 5489, 6937, 10901, 26447, 38423, 52523, 76307, 185129, 290917, 367661, 494509, 577753, 2036419, 3461563, 4044271, 5439599, 26208977, 38077193, 183462839, 288298747, 2018091229]

約数ペア:

[(1, 2018091229), (7, 288298747), (11, 183462839), (53, 38077193), (77, 26208977), (371, 5439599), (499, 4044271), (583, 3461563), (991, 2036419), (3493, 577753), (4081, 494509), (5489, 367661), (6937, 290917), (10901, 185129), (26447, 76307), (38423, 52523)]