19339884

素因数分解:

$2^2\times 3^5\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 51459408

約数和(自身を除く): 32119524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 101, 108, 162, 197, 202, 243, 303, 324, 394, 404, 486, 591, 606, 788, 909, 972, 1182, 1212, 1773, 1818, 2364, 2727, 3546, 3636, 5319, 5454, 7092, 8181, 10638, 10908, 15957, 16362, 19897, 21276, 24543, 31914, 32724, 39794, 47871, 49086, 59691, 63828, 79588, 95742, 98172, 119382, 179073, 191484, 238764, 358146, 537219, 716292, 1074438, 1611657, 2148876, 3223314, 4834971, 6446628, 9669942, 19339884]

約数ペア:

[(1, 19339884), (2, 9669942), (3, 6446628), (4, 4834971), (6, 3223314), (9, 2148876), (12, 1611657), (18, 1074438), (27, 716292), (36, 537219), (54, 358146), (81, 238764), (101, 191484), (108, 179073), (162, 119382), (197, 98172), (202, 95742), (243, 79588), (303, 63828), (324, 59691), (394, 49086), (404, 47871), (486, 39794), (591, 32724), (606, 31914), (788, 24543), (909, 21276), (972, 19897), (1182, 16362), (1212, 15957), (1773, 10908), (1818, 10638), (2364, 8181), (2727, 7092), (3546, 5454), (3636, 5319)]