20074040014

素因数分解:

$2^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{2203}}^1$

素因数の和:2622

約数の個数: 64

約数和(自身を含む): 36180864000

約数和(自身を除く): 16106823986

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 343, 359, 518, 686, 718, 1813, 2203, 2513, 3626, 4406, 5026, 12691, 13283, 15421, 17591, 25382, 26566, 30842, 35182, 81511, 92981, 107947, 123137, 163022, 185962, 215894, 246274, 570577, 650867, 755629, 790877, 1141154, 1301734, 1511258, 1581754, 3994039, 4556069, 5536139, 7988078, 9112138, 11072278, 27958273, 29262449, 38752973, 55916546, 58524898, 77505946, 204837143, 271270811, 409674286, 542541622, 1433860001, 2867720002, 10037020007, 20074040014]

約数ペア:

[(1, 20074040014), (2, 10037020007), (7, 2867720002), (14, 1433860001), (37, 542541622), (49, 409674286), (74, 271270811), (98, 204837143), (259, 77505946), (343, 58524898), (359, 55916546), (518, 38752973), (686, 29262449), (718, 27958273), (1813, 11072278), (2203, 9112138), (2513, 7988078), (3626, 5536139), (4406, 4556069), (5026, 3994039), (12691, 1581754), (13283, 1511258), (15421, 1301734), (17591, 1141154), (25382, 790877), (26566, 755629), (30842, 650867), (35182, 570577), (81511, 246274), (92981, 215894), (107947, 185962), (123137, 163022)]