203388556

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{1433}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 421114176

約数和(自身を除く): 217725620

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 137, 148, 259, 274, 518, 548, 959, 1036, 1433, 1918, 2866, 3836, 5069, 5732, 10031, 10138, 20062, 20276, 35483, 40124, 53021, 70966, 106042, 141932, 196321, 212084, 371147, 392642, 742294, 785284, 1374247, 1484588, 2748494, 5496988, 7263877, 14527754, 29055508, 50847139, 101694278, 203388556]

約数ペア:

[(1, 203388556), (2, 101694278), (4, 50847139), (7, 29055508), (14, 14527754), (28, 7263877), (37, 5496988), (74, 2748494), (137, 1484588), (148, 1374247), (259, 785284), (274, 742294), (518, 392642), (548, 371147), (959, 212084), (1036, 196321), (1433, 141932), (1918, 106042), (2866, 70966), (3836, 53021), (5069, 40124), (5732, 35483), (10031, 20276), (10138, 20062)]