20173985227

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 24286003200

約数和(自身を除く): 4112017973

約数列:

[1, 11, 29, 31, 59, 71, 319, 341, 487, 649, 781, 899, 1711, 1829, 2059, 2201, 4189, 5357, 9889, 14123, 15097, 18821, 20119, 22649, 24211, 28733, 34577, 46079, 53041, 63829, 121481, 129859, 155353, 166067, 316063, 380347, 437813, 583451, 702119, 833257, 890723, 1002733, 1071887, 1336291, 1428449, 2040043, 3765911, 4815943, 9165827, 9797953, 11030063, 11790757, 22440473, 25830967, 31084723, 41425021, 59161247, 63241333, 284140637, 341931953, 650773717, 695654663, 1833998657, 20173985227]

約数ペア:

[(1, 20173985227), (11, 1833998657), (29, 695654663), (31, 650773717), (59, 341931953), (71, 284140637), (319, 63241333), (341, 59161247), (487, 41425021), (649, 31084723), (781, 25830967), (899, 22440473), (1711, 11790757), (1829, 11030063), (2059, 9797953), (2201, 9165827), (4189, 4815943), (5357, 3765911), (9889, 2040043), (14123, 1428449), (15097, 1336291), (18821, 1071887), (20119, 1002733), (22649, 890723), (24211, 833257), (28733, 702119), (34577, 583451), (46079, 437813), (53041, 380347), (63829, 316063), (121481, 166067), (129859, 155353)]