189917530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 384766848

約数和(自身を除く): 194849318

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 73, 110, 134, 146, 335, 353, 365, 670, 706, 730, 737, 803, 1474, 1606, 1765, 3530, 3685, 3883, 4015, 4891, 7370, 7766, 8030, 9782, 19415, 23651, 24455, 25769, 38830, 47302, 48910, 51538, 53801, 107602, 118255, 128845, 236510, 257690, 260161, 269005, 283459, 520322, 538010, 566918, 1300805, 1417295, 1726523, 2601610, 2834590, 3453046, 8632615, 17265230, 18991753, 37983506, 94958765, 189917530]

約数ペア:

[(1, 189917530), (2, 94958765), (5, 37983506), (10, 18991753), (11, 17265230), (22, 8632615), (55, 3453046), (67, 2834590), (73, 2601610), (110, 1726523), (134, 1417295), (146, 1300805), (335, 566918), (353, 538010), (365, 520322), (670, 283459), (706, 269005), (730, 260161), (737, 257690), (803, 236510), (1474, 128845), (1606, 118255), (1765, 107602), (3530, 53801), (3685, 51538), (3883, 48910), (4015, 47302), (4891, 38830), (7370, 25769), (7766, 24455), (8030, 23651), (9782, 19415)]