18156952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 40240800

約数和(自身を除く): 22083848

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 53, 68, 88, 106, 136, 187, 212, 229, 374, 424, 458, 583, 748, 901, 916, 1166, 1496, 1802, 1832, 2332, 2519, 3604, 3893, 4664, 5038, 7208, 7786, 9911, 10076, 12137, 15572, 19822, 20152, 24274, 31144, 39644, 42823, 48548, 79288, 85646, 97096, 133507, 171292, 206329, 267014, 342584, 412658, 534028, 825316, 1068056, 1650632, 2269619, 4539238, 9078476, 18156952]

約数ペア:

[(1, 18156952), (2, 9078476), (4, 4539238), (8, 2269619), (11, 1650632), (17, 1068056), (22, 825316), (34, 534028), (44, 412658), (53, 342584), (68, 267014), (88, 206329), (106, 171292), (136, 133507), (187, 97096), (212, 85646), (229, 79288), (374, 48548), (424, 42823), (458, 39644), (583, 31144), (748, 24274), (901, 20152), (916, 19822), (1166, 15572), (1496, 12137), (1802, 10076), (1832, 9911), (2332, 7786), (2519, 7208), (3604, 5038), (3893, 4664)]