31680486

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5493

約数の個数: 48

約数和(自身を含む): 76518000

約数和(自身を除く): 44837514

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5449, 5814, 10898, 16347, 32694, 49041, 92633, 98082, 103531, 185266, 207062, 277899, 310593, 555798, 621186, 833697, 931779, 1667394, 1760027, 1863558, 3520054, 5280081, 10560162, 15840243, 31680486]

約数ペア:

[(1, 31680486), (2, 15840243), (3, 10560162), (6, 5280081), (9, 3520054), (17, 1863558), (18, 1760027), (19, 1667394), (34, 931779), (38, 833697), (51, 621186), (57, 555798), (102, 310593), (114, 277899), (153, 207062), (171, 185266), (306, 103531), (323, 98082), (342, 92633), (646, 49041), (969, 32694), (1938, 16347), (2907, 10898), (5449, 5814)]