20620392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 39254808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 43, 52, 53, 58, 78, 86, 87, 104, 106, 116, 129, 156, 159, 172, 174, 212, 232, 258, 312, 318, 344, 348, 377, 424, 516, 559, 636, 689, 696, 754, 1032, 1118, 1131, 1247, 1272, 1378, 1508, 1537, 1677, 2067, 2236, 2262, 2279, 2494, 2756, 3016, 3074, 3354, 3741, 4134, 4472, 4524, 4558, 4611, 4988, 5512, 6148, 6708, 6837, 7482, 8268, 9048, 9116, 9222, 9976, 12296, 13416, 13674, 14964, 16211, 16536, 18232, 18444, 19981, 27348, 29627, 29928, 32422, 36888, 39962, 48633, 54696, 59254, 59943, 64844, 66091, 79924, 88881, 97266, 118508, 119886, 129688, 132182, 159848, 177762, 194532, 198273, 237016, 239772, 264364, 355524, 389064, 396546, 479544, 528728, 711048, 793092, 859183, 1586184, 1718366, 2577549, 3436732, 5155098, 6873464, 10310196, 20620392]

約数ペア:

[(1, 20620392), (2, 10310196), (3, 6873464), (4, 5155098), (6, 3436732), (8, 2577549), (12, 1718366), (13, 1586184), (24, 859183), (26, 793092), (29, 711048), (39, 528728), (43, 479544), (52, 396546), (53, 389064), (58, 355524), (78, 264364), (86, 239772), (87, 237016), (104, 198273), (106, 194532), (116, 177762), (129, 159848), (156, 132182), (159, 129688), (172, 119886), (174, 118508), (212, 97266), (232, 88881), (258, 79924), (312, 66091), (318, 64844), (344, 59943), (348, 59254), (377, 54696), (424, 48633), (516, 39962), (559, 36888), (636, 32422), (689, 29928), (696, 29627), (754, 27348), (1032, 19981), (1118, 18444), (1131, 18232), (1247, 16536), (1272, 16211), (1378, 14964), (1508, 13674), (1537, 13416), (1677, 12296), (2067, 9976), (2236, 9222), (2262, 9116), (2279, 9048), (2494, 8268), (2756, 7482), (3016, 6837), (3074, 6708), (3354, 6148), (3741, 5512), (4134, 4988), (4472, 4611), (4524, 4558)]