16991748

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1345

約数の個数: 48

約数和(自身を含む): 44425920

約数和(自身を除く): 27434172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1201, 1572, 2358, 2402, 3537, 3603, 4716, 4804, 7074, 7206, 10809, 14148, 14412, 21618, 32427, 43236, 64854, 129708, 157331, 314662, 471993, 629324, 943986, 1415979, 1887972, 2831958, 4247937, 5663916, 8495874, 16991748]

約数ペア:

[(1, 16991748), (2, 8495874), (3, 5663916), (4, 4247937), (6, 2831958), (9, 1887972), (12, 1415979), (18, 943986), (27, 629324), (36, 471993), (54, 314662), (108, 157331), (131, 129708), (262, 64854), (393, 43236), (524, 32427), (786, 21618), (1179, 14412), (1201, 14148), (1572, 10809), (2358, 7206), (2402, 7074), (3537, 4804), (3603, 4716)]