17979156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{937}}^1$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 50190504

約数和(自身を除く): 32211348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 937, 1066, 1476, 1599, 1874, 2132, 2811, 3198, 3748, 4797, 5622, 6396, 8433, 9594, 11244, 12181, 16866, 19188, 24362, 33732, 36543, 38417, 48724, 73086, 76834, 109629, 115251, 146172, 153668, 219258, 230502, 345753, 438516, 461004, 499421, 691506, 998842, 1383012, 1498263, 1997684, 2996526, 4494789, 5993052, 8989578, 17979156]

約数ペア:

[(1, 17979156), (2, 8989578), (3, 5993052), (4, 4494789), (6, 2996526), (9, 1997684), (12, 1498263), (13, 1383012), (18, 998842), (26, 691506), (36, 499421), (39, 461004), (41, 438516), (52, 345753), (78, 230502), (82, 219258), (117, 153668), (123, 146172), (156, 115251), (164, 109629), (234, 76834), (246, 73086), (369, 48724), (468, 38417), (492, 36543), (533, 33732), (738, 24362), (937, 19188), (1066, 16866), (1476, 12181), (1599, 11244), (1874, 9594), (2132, 8433), (2811, 6396), (3198, 5622), (3748, 4797)]