2221974

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 5194800

約数和(自身を除く): 2972826

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 89, 114, 146, 171, 178, 219, 267, 342, 438, 534, 657, 801, 1314, 1387, 1602, 1691, 2774, 3382, 4161, 5073, 6497, 8322, 10146, 12483, 12994, 15219, 19491, 24966, 30438, 38982, 58473, 116946, 123443, 246886, 370329, 740658, 1110987, 2221974]

約数ペア:

[(1, 2221974), (2, 1110987), (3, 740658), (6, 370329), (9, 246886), (18, 123443), (19, 116946), (38, 58473), (57, 38982), (73, 30438), (89, 24966), (114, 19491), (146, 15219), (171, 12994), (178, 12483), (219, 10146), (267, 8322), (342, 6497), (438, 5073), (534, 4161), (657, 3382), (801, 2774), (1314, 1691), (1387, 1602)]