201921308

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 384562080

約数和(自身を除く): 182640772

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 179, 212, 313, 358, 626, 716, 901, 1252, 1802, 3043, 3604, 5321, 6086, 9487, 10642, 12172, 16589, 18974, 21284, 33178, 37948, 56027, 66356, 112054, 161279, 224108, 282013, 322558, 564026, 645116, 952459, 1128052, 1904918, 2969431, 3809836, 5938862, 11877724, 50480327, 100960654, 201921308]

約数ペア:

[(1, 201921308), (2, 100960654), (4, 50480327), (17, 11877724), (34, 5938862), (53, 3809836), (68, 2969431), (106, 1904918), (179, 1128052), (212, 952459), (313, 645116), (358, 564026), (626, 322558), (716, 282013), (901, 224108), (1252, 161279), (1802, 112054), (3043, 66356), (3604, 56027), (5321, 37948), (6086, 33178), (9487, 21284), (10642, 18974), (12172, 16589)]