20128030428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1\times {\mathrm{1361}}^1$

素因数の和:2179

約数の個数: 96

約数和(自身を含む): 51639194880

約数和(自身を除く): 31511164452

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 181, 362, 543, 619, 724, 1086, 1238, 1361, 1857, 1991, 2172, 2476, 2722, 3714, 3982, 4083, 5444, 5973, 6809, 7428, 7964, 8166, 11946, 13618, 14971, 16332, 20427, 23892, 27236, 29942, 40854, 44913, 59884, 81708, 89826, 112039, 179652, 224078, 246341, 336117, 448156, 492682, 672234, 739023, 842459, 985364, 1232429, 1344468, 1478046, 1684918, 2464858, 2527377, 2709751, 2956092, 3369836, 3697287, 4929716, 5054754, 5419502, 7394574, 8129253, 9267049, 10109508, 10839004, 14789148, 16258506, 18534098, 27801147, 32517012, 37068196, 55602294, 111204588, 152485079, 304970158, 457455237, 609940316, 914910474, 1677335869, 1829820948, 3354671738, 5032007607, 6709343476, 10064015214, 20128030428]

約数ペア:

[(1, 20128030428), (2, 10064015214), (3, 6709343476), (4, 5032007607), (6, 3354671738), (11, 1829820948), (12, 1677335869), (22, 914910474), (33, 609940316), (44, 457455237), (66, 304970158), (132, 152485079), (181, 111204588), (362, 55602294), (543, 37068196), (619, 32517012), (724, 27801147), (1086, 18534098), (1238, 16258506), (1361, 14789148), (1857, 10839004), (1991, 10109508), (2172, 9267049), (2476, 8129253), (2722, 7394574), (3714, 5419502), (3982, 5054754), (4083, 4929716), (5444, 3697287), (5973, 3369836), (6809, 2956092), (7428, 2709751), (7964, 2527377), (8166, 2464858), (11946, 1684918), (13618, 1478046), (14971, 1344468), (16332, 1232429), (20427, 985364), (23892, 842459), (27236, 739023), (29942, 672234), (40854, 492682), (44913, 448156), (59884, 336117), (81708, 246341), (89826, 224078), (112039, 179652)]