20658510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4027}}^1$

素因数の和:4062

約数の個数: 64

約数和(自身を含む): 58003200

約数和(自身を除く): 37344690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 4027, 5130, 8054, 12081, 20135, 24162, 36243, 40270, 60405, 72486, 76513, 108729, 120810, 153026, 181215, 217458, 229539, 362430, 382565, 459078, 543645, 688617, 765130, 1087290, 1147695, 1377234, 2065851, 2295390, 3443085, 4131702, 6886170, 10329255, 20658510]

約数ペア:

[(1, 20658510), (2, 10329255), (3, 6886170), (5, 4131702), (6, 3443085), (9, 2295390), (10, 2065851), (15, 1377234), (18, 1147695), (19, 1087290), (27, 765130), (30, 688617), (38, 543645), (45, 459078), (54, 382565), (57, 362430), (90, 229539), (95, 217458), (114, 181215), (135, 153026), (171, 120810), (190, 108729), (270, 76513), (285, 72486), (342, 60405), (513, 40270), (570, 36243), (855, 24162), (1026, 20135), (1710, 12081), (2565, 8054), (4027, 5130)]