19296496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 40269744

約数和(自身を除く): 20973248

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1163, 2074, 2326, 4148, 4652, 8296, 9304, 16592, 18608, 19771, 39542, 70943, 79084, 141886, 158168, 283772, 316336, 567544, 1135088, 1206031, 2412062, 4824124, 9648248, 19296496]

約数ペア:

[(1, 19296496), (2, 9648248), (4, 4824124), (8, 2412062), (16, 1206031), (17, 1135088), (34, 567544), (61, 316336), (68, 283772), (122, 158168), (136, 141886), (244, 79084), (272, 70943), (488, 39542), (976, 19771), (1037, 18608), (1163, 16592), (2074, 9304), (2326, 8296), (4148, 4652)]