16681488

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{20443}}^1$

素因数の和:20471

約数の個数: 40

約数和(自身を含む): 45631008

約数和(自身を除く): 28949520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 20443, 40886, 61329, 81772, 122658, 163544, 245316, 327088, 347531, 490632, 695062, 981264, 1042593, 1390124, 2085186, 2780248, 4170372, 5560496, 8340744, 16681488]

約数ペア:

[(1, 16681488), (2, 8340744), (3, 5560496), (4, 4170372), (6, 2780248), (8, 2085186), (12, 1390124), (16, 1042593), (17, 981264), (24, 695062), (34, 490632), (48, 347531), (51, 327088), (68, 245316), (102, 163544), (136, 122658), (204, 81772), (272, 61329), (408, 40886), (816, 20443)]