20163015945

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{16073}}^1$

素因数の和:16602

約数の個数: 48

約数和(自身を含む): 35602109712

約数和(自身を除く): 15439093767

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 457, 549, 915, 1371, 2285, 2745, 4113, 6855, 16073, 20565, 27877, 48219, 80365, 83631, 139385, 144657, 241095, 250893, 418155, 723285, 980453, 1254465, 2941359, 4902265, 7345361, 8824077, 14706795, 22036083, 36726805, 44120385, 66108249, 110180415, 330541245, 448067021, 1344201063, 2240335105, 4032603189, 6721005315, 20163015945]

約数ペア:

[(1, 20163015945), (3, 6721005315), (5, 4032603189), (9, 2240335105), (15, 1344201063), (45, 448067021), (61, 330541245), (183, 110180415), (305, 66108249), (457, 44120385), (549, 36726805), (915, 22036083), (1371, 14706795), (2285, 8824077), (2745, 7345361), (4113, 4902265), (6855, 2941359), (16073, 1254465), (20565, 980453), (27877, 723285), (48219, 418155), (80365, 250893), (83631, 241095), (139385, 144657)]