20156451848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2729747}}^1$

素因数の和:2729837

約数の個数: 32

約数和(自身を含む): 41273789760

約数和(自身を除く): 21117337912

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 2729747, 5459494, 10918988, 21837976, 35486711, 70973422, 141946844, 193812037, 283893688, 387624074, 775248148, 1550496296, 2519556481, 5039112962, 10078225924, 20156451848]

約数ペア:

[(1, 20156451848), (2, 10078225924), (4, 5039112962), (8, 2519556481), (13, 1550496296), (26, 775248148), (52, 387624074), (71, 283893688), (104, 193812037), (142, 141946844), (284, 70973422), (568, 35486711), (923, 21837976), (1846, 10918988), (3692, 5459494), (7384, 2729747)]