19868538

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1283}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 41601600

約数和(自身を除く): 21733062

約数列:

[1, 2, 3, 6, 29, 58, 87, 89, 174, 178, 267, 534, 1283, 2566, 2581, 3849, 5162, 7698, 7743, 15486, 37207, 74414, 111621, 114187, 223242, 228374, 342561, 685122, 3311423, 6622846, 9934269, 19868538]

約数ペア:

[(1, 19868538), (2, 9934269), (3, 6622846), (6, 3311423), (29, 685122), (58, 342561), (87, 228374), (89, 223242), (174, 114187), (178, 111621), (267, 74414), (534, 37207), (1283, 15486), (2566, 7743), (2581, 7698), (3849, 5162)]