19735038

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 24294402

約数列:

[1, 2, 3, 6, 9, 18, 89, 97, 127, 178, 194, 254, 267, 291, 381, 534, 582, 762, 801, 873, 1143, 1602, 1746, 2286, 8633, 11303, 12319, 17266, 22606, 24638, 25899, 33909, 36957, 51798, 67818, 73914, 77697, 101727, 110871, 155394, 203454, 221742, 1096391, 2192782, 3289173, 6578346, 9867519, 19735038]

約数ペア:

[(1, 19735038), (2, 9867519), (3, 6578346), (6, 3289173), (9, 2192782), (18, 1096391), (89, 221742), (97, 203454), (127, 155394), (178, 110871), (194, 101727), (254, 77697), (267, 73914), (291, 67818), (381, 51798), (534, 36957), (582, 33909), (762, 25899), (801, 24638), (873, 22606), (1143, 17266), (1602, 12319), (1746, 11303), (2286, 8633)]