20871712534

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{641}}^1\times {\mathrm{4787}}^1$

素因数の和:5628

約数の個数: 32

約数和(自身を含む): 33198076800

約数和(自身を除く): 12326364266

約数列:

[1, 2, 19, 38, 179, 358, 641, 1282, 3401, 4787, 6802, 9574, 12179, 24358, 90953, 114739, 181906, 229478, 856873, 1713746, 2180041, 3068467, 4360082, 6136934, 16280587, 32561174, 58300873, 116601746, 549255593, 1098511186, 10435856267, 20871712534]

約数ペア:

[(1, 20871712534), (2, 10435856267), (19, 1098511186), (38, 549255593), (179, 116601746), (358, 58300873), (641, 32561174), (1282, 16280587), (3401, 6136934), (4787, 4360082), (6802, 3068467), (9574, 2180041), (12179, 1713746), (24358, 856873), (90953, 229478), (114739, 181906)]