18682020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14827}}^1$

素因数の和:14849

約数の個数: 72

約数和(自身を含む): 64768704

約数和(自身を除く): 46086684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14827, 29654, 44481, 59308, 74135, 88962, 103789, 133443, 148270, 177924, 207578, 222405, 266886, 296540, 311367, 415156, 444810, 518945, 533772, 622734, 667215, 889620, 934101, 1037890, 1245468, 1334430, 1556835, 1868202, 2075780, 2668860, 3113670, 3736404, 4670505, 6227340, 9341010, 18682020]

約数ペア:

[(1, 18682020), (2, 9341010), (3, 6227340), (4, 4670505), (5, 3736404), (6, 3113670), (7, 2668860), (9, 2075780), (10, 1868202), (12, 1556835), (14, 1334430), (15, 1245468), (18, 1037890), (20, 934101), (21, 889620), (28, 667215), (30, 622734), (35, 533772), (36, 518945), (42, 444810), (45, 415156), (60, 311367), (63, 296540), (70, 266886), (84, 222405), (90, 207578), (105, 177924), (126, 148270), (140, 133443), (180, 103789), (210, 88962), (252, 74135), (315, 59308), (420, 44481), (630, 29654), (1260, 14827)]