20906592012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{39541}}^1$

素因数の和:40343

約数の個数: 72

約数和(自身を含む): 55702024560

約数和(自身を除く): 34795432548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 773, 1546, 2319, 3092, 4638, 6957, 9276, 13914, 14687, 27828, 29374, 39541, 44061, 58748, 79082, 88122, 118623, 132183, 158164, 176244, 237246, 264366, 355869, 474492, 528732, 711738, 751279, 1423476, 1502558, 2253837, 3005116, 4507674, 6761511, 9015348, 13523022, 27046044, 30565193, 61130386, 91695579, 122260772, 183391158, 275086737, 366782316, 550173474, 580738667, 1100346948, 1161477334, 1742216001, 2322954668, 3484432002, 5226648003, 6968864004, 10453296006, 20906592012]

約数ペア:

[(1, 20906592012), (2, 10453296006), (3, 6968864004), (4, 5226648003), (6, 3484432002), (9, 2322954668), (12, 1742216001), (18, 1161477334), (19, 1100346948), (36, 580738667), (38, 550173474), (57, 366782316), (76, 275086737), (114, 183391158), (171, 122260772), (228, 91695579), (342, 61130386), (684, 30565193), (773, 27046044), (1546, 13523022), (2319, 9015348), (3092, 6761511), (4638, 4507674), (6957, 3005116), (9276, 2253837), (13914, 1502558), (14687, 1423476), (27828, 751279), (29374, 711738), (39541, 528732), (44061, 474492), (58748, 355869), (79082, 264366), (88122, 237246), (118623, 176244), (132183, 158164)]