1988045316

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{22531}}^1$

素因数の和:22606

約数の個数: 96

約数和(自身を含む): 5551884800

約数和(自身を除く): 3563839484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 43, 54, 57, 76, 86, 108, 114, 129, 171, 172, 228, 258, 342, 387, 513, 516, 684, 774, 817, 1026, 1161, 1548, 1634, 2052, 2322, 2451, 3268, 4644, 4902, 7353, 9804, 14706, 22059, 22531, 29412, 44118, 45062, 67593, 88236, 90124, 135186, 202779, 270372, 405558, 428089, 608337, 811116, 856178, 968833, 1216674, 1284267, 1712356, 1937666, 2433348, 2568534, 2906499, 3852801, 3875332, 5137068, 5812998, 7705602, 8719497, 11558403, 11625996, 15411204, 17438994, 18407827, 23116806, 26158491, 34877988, 36815654, 46233612, 52316982, 55223481, 73631308, 104633964, 110446962, 165670443, 220893924, 331340886, 497011329, 662681772, 994022658, 1988045316]

約数ペア:

[(1, 1988045316), (2, 994022658), (3, 662681772), (4, 497011329), (6, 331340886), (9, 220893924), (12, 165670443), (18, 110446962), (19, 104633964), (27, 73631308), (36, 55223481), (38, 52316982), (43, 46233612), (54, 36815654), (57, 34877988), (76, 26158491), (86, 23116806), (108, 18407827), (114, 17438994), (129, 15411204), (171, 11625996), (172, 11558403), (228, 8719497), (258, 7705602), (342, 5812998), (387, 5137068), (513, 3875332), (516, 3852801), (684, 2906499), (774, 2568534), (817, 2433348), (1026, 1937666), (1161, 1712356), (1548, 1284267), (1634, 1216674), (2052, 968833), (2322, 856178), (2451, 811116), (3268, 608337), (4644, 428089), (4902, 405558), (7353, 270372), (9804, 202779), (14706, 135186), (22059, 90124), (22531, 88236), (29412, 67593), (44118, 45062)]