20347833015

素因数分解:

$3^4\times 5^1\times {\mathrm{719}}^1\times {\mathrm{69877}}^1$

素因数の和:70613

約数の個数: 40

約数和(自身を含む): 36526628160

約数和(自身を除く): 16178795145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 719, 2157, 3595, 6471, 10785, 19413, 32355, 58239, 69877, 97065, 209631, 291195, 349385, 628893, 1048155, 1886679, 3144465, 5660037, 9433395, 28300185, 50241563, 150724689, 251207815, 452174067, 753623445, 1356522201, 2260870335, 4069566603, 6782611005, 20347833015]

約数ペア:

[(1, 20347833015), (3, 6782611005), (5, 4069566603), (9, 2260870335), (15, 1356522201), (27, 753623445), (45, 452174067), (81, 251207815), (135, 150724689), (405, 50241563), (719, 28300185), (2157, 9433395), (3595, 5660037), (6471, 3144465), (10785, 1886679), (19413, 1048155), (32355, 628893), (58239, 349385), (69877, 291195), (97065, 209631)]