19200665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 26248320

約数和(自身を除く): 7047655

約数列:

[1, 5, 11, 55, 59, 61, 97, 295, 305, 485, 649, 671, 1067, 3245, 3355, 3599, 5335, 5723, 5917, 17995, 28615, 29585, 39589, 62953, 65087, 197945, 314765, 325435, 349103, 1745515, 3840133, 19200665]

約数ペア:

[(1, 19200665), (5, 3840133), (11, 1745515), (55, 349103), (59, 325435), (61, 314765), (97, 197945), (295, 65087), (305, 62953), (485, 39589), (649, 29585), (671, 28615), (1067, 17995), (3245, 5917), (3355, 5723), (3599, 5335)]