2019970498

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3607}}^1$

素因数の和:3827

約数の個数: 64

約数和(自身を含む): 3971455488

約数和(自身を除く): 1951484990

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 181, 182, 221, 238, 362, 442, 1267, 1547, 2353, 2534, 3077, 3094, 3607, 4706, 6154, 7214, 16471, 21539, 25249, 32942, 40001, 43078, 46891, 50498, 61319, 80002, 93782, 122638, 280007, 328237, 429233, 560014, 652867, 656474, 797147, 858466, 1305734, 1594294, 4570069, 5580029, 8487271, 9140138, 11098739, 11160058, 16974542, 22197478, 59410897, 77691173, 118821794, 144283607, 155382346, 288567214, 1009985249, 2019970498]

約数ペア:

[(1, 2019970498), (2, 1009985249), (7, 288567214), (13, 155382346), (14, 144283607), (17, 118821794), (26, 77691173), (34, 59410897), (91, 22197478), (119, 16974542), (181, 11160058), (182, 11098739), (221, 9140138), (238, 8487271), (362, 5580029), (442, 4570069), (1267, 1594294), (1547, 1305734), (2353, 858466), (2534, 797147), (3077, 656474), (3094, 652867), (3607, 560014), (4706, 429233), (6154, 328237), (7214, 280007), (16471, 122638), (21539, 93782), (25249, 80002), (32942, 61319), (40001, 50498), (43078, 46891)]