20120123126

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1583}}^1\times {\mathrm{3329}}^1$

素因数の和:5020

約数の個数: 32

約数和(自身を含む): 31901506560

約数和(自身を除く): 11781383434

約数列:

[1, 2, 23, 46, 83, 166, 1583, 1909, 3166, 3329, 3818, 6658, 36409, 72818, 76567, 131389, 153134, 262778, 276307, 552614, 3021947, 5269807, 6043894, 6355061, 10539614, 12710122, 121205561, 242411122, 437393981, 874787962, 10060061563, 20120123126]

約数ペア:

[(1, 20120123126), (2, 10060061563), (23, 874787962), (46, 437393981), (83, 242411122), (166, 121205561), (1583, 12710122), (1909, 10539614), (3166, 6355061), (3329, 6043894), (3818, 5269807), (6658, 3021947), (36409, 552614), (72818, 276307), (76567, 262778), (131389, 153134)]