20174601919

素因数分解:

${\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 21173644800

約数和(自身を除く): 999042881

約数列:

[1, 61, 83, 109, 139, 263, 5063, 6649, 8479, 9047, 11537, 15151, 16043, 21829, 28667, 36557, 551867, 703757, 924211, 1257533, 1331569, 1748687, 2229977, 2379361, 3034231, 3984713, 76709513, 145141021, 185088091, 243067493, 330731179, 20174601919]

約数ペア:

[(1, 20174601919), (61, 330731179), (83, 243067493), (109, 185088091), (139, 145141021), (263, 76709513), (5063, 3984713), (6649, 3034231), (8479, 2379361), (9047, 2229977), (11537, 1748687), (15151, 1331569), (16043, 1257533), (21829, 924211), (28667, 703757), (36557, 551867)]