20174555961

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{143537}}^1$

素因数の和:143670

約数の個数: 48

約数和(自身を含む): 35110543104

約数和(自身を除く): 14935987143

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 97, 161, 207, 291, 483, 679, 873, 1449, 2037, 2231, 6111, 6693, 15617, 20079, 46851, 140553, 143537, 430611, 1004759, 1291833, 3014277, 3301351, 9042831, 9904053, 13923089, 23109457, 29712159, 41769267, 69328371, 97461623, 125307801, 207985113, 292384869, 320231047, 877154607, 960693141, 2241617329, 2882079423, 6724851987, 20174555961]

約数ペア:

[(1, 20174555961), (3, 6724851987), (7, 2882079423), (9, 2241617329), (21, 960693141), (23, 877154607), (63, 320231047), (69, 292384869), (97, 207985113), (161, 125307801), (207, 97461623), (291, 69328371), (483, 41769267), (679, 29712159), (873, 23109457), (1449, 13923089), (2037, 9904053), (2231, 9042831), (6111, 3301351), (6693, 3014277), (15617, 1291833), (20079, 1004759), (46851, 430611), (140553, 143537)]