1998641728

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{547}}^1\times {\mathrm{1543}}^1$

素因数の和:2139

約数の個数: 56

約数和(自身を含む): 4083336512

約数和(自身を除く): 2084694784

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 547, 592, 1094, 1184, 1543, 2188, 2368, 3086, 4376, 6172, 8752, 12344, 17504, 20239, 24688, 35008, 40478, 49376, 57091, 80956, 98752, 114182, 161912, 228364, 323824, 456728, 647648, 844021, 913456, 1295296, 1688042, 1826912, 3376084, 3653824, 6752168, 13504336, 27008672, 31228777, 54017344, 62457554, 124915108, 249830216, 499660432, 999320864, 1998641728]

約数ペア:

[(1, 1998641728), (2, 999320864), (4, 499660432), (8, 249830216), (16, 124915108), (32, 62457554), (37, 54017344), (64, 31228777), (74, 27008672), (148, 13504336), (296, 6752168), (547, 3653824), (592, 3376084), (1094, 1826912), (1184, 1688042), (1543, 1295296), (2188, 913456), (2368, 844021), (3086, 647648), (4376, 456728), (6172, 323824), (8752, 228364), (12344, 161912), (17504, 114182), (20239, 98752), (24688, 80956), (35008, 57091), (40478, 49376)]