18657492063

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 29263245312

約数和(自身を除く): 10605753249

約数列:

[1, 3, 7, 21, 83, 97, 211, 249, 291, 523, 581, 633, 679, 1477, 1569, 1743, 2037, 3661, 4431, 8051, 10983, 17513, 20467, 24153, 43409, 50731, 52539, 56357, 61401, 110353, 122591, 130227, 143269, 152193, 169071, 303863, 331059, 355117, 367773, 429807, 772471, 911589, 1065351, 1698761, 2317413, 4210673, 5096283, 9159299, 10704241, 11891327, 12632019, 27477897, 29474711, 32112723, 35673981, 64115093, 74929687, 88424133, 192345279, 224789061, 888452003, 2665356009, 6219164021, 18657492063]

約数ペア:

[(1, 18657492063), (3, 6219164021), (7, 2665356009), (21, 888452003), (83, 224789061), (97, 192345279), (211, 88424133), (249, 74929687), (291, 64115093), (523, 35673981), (581, 32112723), (633, 29474711), (679, 27477897), (1477, 12632019), (1569, 11891327), (1743, 10704241), (2037, 9159299), (3661, 5096283), (4431, 4210673), (8051, 2317413), (10983, 1698761), (17513, 1065351), (20467, 911589), (24153, 772471), (43409, 429807), (50731, 367773), (52539, 355117), (56357, 331059), (61401, 303863), (110353, 169071), (122591, 152193), (130227, 143269)]