17782321898

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{4027}}^1$

素因数の和:4379

約数の個数: 48

約数和(自身を含む): 29854827072

約数和(自身を除く): 12072505174

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 257, 514, 781, 1562, 2827, 4027, 5654, 8054, 8591, 17182, 18247, 31097, 36494, 44297, 62194, 88594, 200717, 285917, 401434, 487267, 571834, 974534, 1034939, 2069878, 2207887, 3145087, 4415774, 6290174, 11384329, 22768658, 34595957, 69191914, 73480669, 125227619, 146961338, 250455238, 808287359, 1616574718, 8891160949, 17782321898]

約数ペア:

[(1, 17782321898), (2, 8891160949), (11, 1616574718), (22, 808287359), (71, 250455238), (121, 146961338), (142, 125227619), (242, 73480669), (257, 69191914), (514, 34595957), (781, 22768658), (1562, 11384329), (2827, 6290174), (4027, 4415774), (5654, 3145087), (8054, 2207887), (8591, 2069878), (17182, 1034939), (18247, 974534), (31097, 571834), (36494, 487267), (44297, 401434), (62194, 285917), (88594, 200717)]