20565842232

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1\times {\mathrm{45179}}^1$

素因数の和:46660

約数の個数: 64

約数和(自身を含む): 55408752000

約数和(自身を除く): 34842909768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1459, 2918, 4377, 5836, 8754, 11672, 17508, 18967, 35016, 37934, 45179, 56901, 75868, 90358, 113802, 135537, 151736, 180716, 227604, 271074, 361432, 455208, 542148, 587327, 1084296, 1174654, 1761981, 2349308, 3523962, 4698616, 7047924, 14095848, 65916161, 131832322, 197748483, 263664644, 395496966, 527329288, 790993932, 856910093, 1581987864, 1713820186, 2570730279, 3427640372, 5141460558, 6855280744, 10282921116, 20565842232]

約数ペア:

[(1, 20565842232), (2, 10282921116), (3, 6855280744), (4, 5141460558), (6, 3427640372), (8, 2570730279), (12, 1713820186), (13, 1581987864), (24, 856910093), (26, 790993932), (39, 527329288), (52, 395496966), (78, 263664644), (104, 197748483), (156, 131832322), (312, 65916161), (1459, 14095848), (2918, 7047924), (4377, 4698616), (5836, 3523962), (8754, 2349308), (11672, 1761981), (17508, 1174654), (18967, 1084296), (35016, 587327), (37934, 542148), (45179, 455208), (56901, 361432), (75868, 271074), (90358, 227604), (113802, 180716), (135537, 151736)]