18355172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 37884672

約数和(自身を除く): 19529500

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 106, 187, 212, 374, 463, 583, 748, 901, 926, 1166, 1802, 1852, 2332, 3604, 5093, 7871, 9911, 10186, 15742, 19822, 20372, 24539, 31484, 39644, 49078, 86581, 98156, 173162, 269929, 346324, 417163, 539858, 834326, 1079716, 1668652, 4588793, 9177586, 18355172]

約数ペア:

[(1, 18355172), (2, 9177586), (4, 4588793), (11, 1668652), (17, 1079716), (22, 834326), (34, 539858), (44, 417163), (53, 346324), (68, 269929), (106, 173162), (187, 98156), (212, 86581), (374, 49078), (463, 39644), (583, 31484), (748, 24539), (901, 20372), (926, 19822), (1166, 15742), (1802, 10186), (1852, 9911), (2332, 7871), (3604, 5093)]