1993518

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 4896000

約数和(自身を除く): 2902482

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 67, 87, 114, 134, 171, 174, 201, 261, 342, 402, 513, 522, 551, 603, 783, 1026, 1102, 1206, 1273, 1566, 1653, 1809, 1943, 2546, 3306, 3618, 3819, 3886, 4959, 5829, 7638, 9918, 11457, 11658, 14877, 17487, 22914, 29754, 34371, 34974, 36917, 52461, 68742, 73834, 104922, 110751, 221502, 332253, 664506, 996759, 1993518]

約数ペア:

[(1, 1993518), (2, 996759), (3, 664506), (6, 332253), (9, 221502), (18, 110751), (19, 104922), (27, 73834), (29, 68742), (38, 52461), (54, 36917), (57, 34974), (58, 34371), (67, 29754), (87, 22914), (114, 17487), (134, 14877), (171, 11658), (174, 11457), (201, 9918), (261, 7638), (342, 5829), (402, 4959), (513, 3886), (522, 3819), (551, 3618), (603, 3306), (783, 2546), (1026, 1943), (1102, 1809), (1206, 1653), (1273, 1566)]