20195647316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1471}}^1\times {\mathrm{3181}}^1$

素因数の和:4752

約数の個数: 48

約数和(自身を含む): 38557897728

約数和(自身を除く): 18362250412

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 1471, 2158, 2942, 3181, 4316, 5884, 6362, 12724, 19123, 38246, 41353, 76492, 82706, 122093, 165412, 244186, 264023, 488372, 528046, 1056092, 1587209, 3174418, 3432299, 4679251, 6348836, 6864598, 9358502, 13729196, 18717004, 60830263, 121660526, 243321052, 388377833, 776755666, 1553511332, 5048911829, 10097823658, 20195647316]

約数ペア:

[(1, 20195647316), (2, 10097823658), (4, 5048911829), (13, 1553511332), (26, 776755666), (52, 388377833), (83, 243321052), (166, 121660526), (332, 60830263), (1079, 18717004), (1471, 13729196), (2158, 9358502), (2942, 6864598), (3181, 6348836), (4316, 4679251), (5884, 3432299), (6362, 3174418), (12724, 1587209), (19123, 1056092), (38246, 528046), (41353, 488372), (76492, 264023), (82706, 244186), (122093, 165412)]