16868322

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 37806912

約数和(自身を除く): 20938590

約数列:

[1, 2, 3, 6, 9, 18, 67, 71, 134, 142, 197, 201, 213, 394, 402, 426, 591, 603, 639, 1182, 1206, 1278, 1773, 3546, 4757, 9514, 13199, 13987, 14271, 26398, 27974, 28542, 39597, 41961, 42813, 79194, 83922, 85626, 118791, 125883, 237582, 251766, 937129, 1874258, 2811387, 5622774, 8434161, 16868322]

約数ペア:

[(1, 16868322), (2, 8434161), (3, 5622774), (6, 2811387), (9, 1874258), (18, 937129), (67, 251766), (71, 237582), (134, 125883), (142, 118791), (197, 85626), (201, 83922), (213, 79194), (394, 42813), (402, 41961), (426, 39597), (591, 28542), (603, 27974), (639, 26398), (1182, 14271), (1206, 13987), (1278, 13199), (1773, 9514), (3546, 4757)]